17 Common Bowling injuries (Prevention & Treatment)

All 17 common bowling injuries, from bowling thumb and wrist injuries to tennis elbow, shoulder trouble, lower back pain and knee damage.

The heavy ball and the repeated approach also cause hamstring and quadriceps strains, blisters, hip bursitis, piriformis syndrome and IT band syndrome, each with its causes and warning signs.

Injury Rates and Numbers

The figures below come from injury surveillance data and peer reviewed studies. Each row names the population it was measured in, because rates from elite athletes and from recreational players are not comparable.

Finding	Measured in	Source
US emergency departments treated an estimated 141,844 bowling-related injuries between 2014 and 2023.	all ages, US emergency department patients (NEISS sample of 3,299 cases), 2014 to 2023	Au WY, Weeks M, Collis RW, Journal of Sport Rehabilitation (2026)
The trunk was the most commonly injured region in bowling, accounting for 21.9 percent of emergency department cases, ahead of the head and neck at 13.4 percent.	all ages, US emergency department patients, 2014 to 2023	Au WY, Weeks M, Collis RW, Journal of Sport Rehabilitation (2026)
Sprains and strains were the most frequent bowling diagnosis at 29.9 percent, and falls were the leading mechanism at 27.5 percent.	all ages, US emergency department patients, 2014 to 2023	Au WY, Weeks M, Collis RW, Journal of Sport Rehabilitation (2026)
Bowling injuries are rarely serious: 95 percent of patients were treated in the emergency department and released.	all ages, US emergency department patients, 2014 to 2023	Au WY, Weeks M, Collis RW, Journal of Sport Rehabilitation (2026)
Among bowlers aged 18 and under, the finger was by far the most injured body part at 30.7 percent of cases.	US emergency department patients aged 18 years or younger (755 NEISS cases), 2014 to 2023	Swanson T et al., The Physician and Sportsmedicine (2025)

Overview

Injury	Body area	Typical time out
Bowling Thumb	Thumb	2 to 4 weeks, 3 months if nerve
Wrist Injuries	Wrist	1 to 3 weeks, 6 to 12 if ligament
Tennis Elbow (Lateral Epicondylitis)	Elbow	6 weeks to 3 months, sometimes 6
Shoulder Injuries	Shoulder	4 to 8 weeks, 3 to 6 months if torn
Lower Back Pain	Lower back	1 to 3 weeks, longer with leg pain
Knee Injuries	Knee	2 to 6 weeks, months if structural
Ankle Sprain and Foot Injury	Ankle and foot	1 to 3 weeks grade 1, 3 months grade 3
Hamstring and Quadriceps Strains	Thigh	2 to 4 weeks grade 1, 3 months grade 3
Blisters and Calluses on the Hands	Hand	3 to 7 days, 2 weeks if torn open
Annular Ligament Sprain	Elbow	2 to 6 weeks, 3 months if unstable
MCL (Knee Medial Collateral Ligament)	Knee	2 to 4 weeks grade 1, 3 months grade 3
ACL (Knee)	Knee	6 to 12 weeks, 1 year after surgery
Knee Meniscus Tear	Knee	6 to 12 weeks, longer after repair
Hip Bursitis	Hip	6 weeks to 3 months, often longer
Piriformis Syndrome	Buttock and hip	2 to 6 weeks, 3 months with nerve pain
Iliotibial Band Syndrome (ITB)	Knee and thigh	4 to 8 weeks, 3 months if long-standing
Lumbar Strain	Lower back	1 to 2 weeks, 4 to 6 with spasm
Cervical Strain (Neck Strain)	Neck	3 days to 2 weeks, 6 if arm symptoms
Adductor (Groin) Strain	Groin	2 to 4 weeks grade 1, 3 months grade 3
Achilles Tendinopathy	Ankle	3 to 6 months, a year if ruptured
Finger Sprain and Jammed Finger	Finger	2 to 4 weeks, 6 or more with fracture
Head Impact and Concussion	Head	2 to 4 weeks, longer in teenagers
Calf Muscle Strain	Calf	2 to 4 weeks grade 1, 3 months grade 3
Intercostal Muscle Strain (Rib)	Ribs and trunk	2 to 4 weeks, 6 to 8 if severe
Toe Contusion and Fracture from a Dropped Ball	Toes and forefoot	1 to 2 weeks bruise, 6 weeks fracture
Shin Contusion and Periosteal Irritation	Shin	1 to 3 weeks, 4 to 8 if load related

Bowling Thumb

Bowler’s thumb is an irritation of the ulnar digital nerve on the inner side of the thumb, where the rim of the thumb hole presses against it during the swing and release. Repeated pressure thickens the tissue around the nerve and can also inflame the flexor tendon sheath at the base of the thumb. A thumb hole that is slightly too tight, a pitch that forces you to squeeze, or a heavy ball all raise the load on that one contact point.

Symptoms

• Burning, tingling or numbness along the inner side of the thumb after a few games.
• A tender lump or thickened spot where the thumb sits in the hole.
• Aching at the base of the thumb when you grip anything, not just the ball.
• The thumb feels weak or clumsy when pinching, so you drop small objects.
• Pain that starts later in a session and lingers into the next day.

How serious it is: Mild cases are pure irritation: symptoms appear during play and settle within hours. Severe cases involve lasting numbness, visible thickening over the nerve and a thumb that stays weak between sessions, which points to established nerve compression rather than simple soreness.

Typical time out: Two to four weeks once the ball fit is corrected, but three months or longer if the nerve has been compressed for a season and constant numbness has set in. The span is wide because recovery depends less on time than on whether the pressure point is removed.

See a doctor if: Numbness that no longer goes away between sessions, or thumb weakness you notice outside bowling, should be checked rather than waited out.

What helps

• Have the thumb hole redrilled or refitted by a pro shop, since a bevel or pitch change usually removes the pressure point that causes it.
• Use a thumb slug, insert or protective tape wrap to spread the load away from the inner edge of the hole.
• Reduce ball weight or game volume for a few weeks rather than stopping completely, and stay under the level that triggers numbness.
• Switch to a two-handed or thumbless delivery temporarily if your coach supports it, which takes the nerve out of the loading path.
• Ask for an assessment if numbness persists beyond a few weeks, because ultrasound can show the thickened nerve and guide treatment.

Wrist Injuries

The wrist carries the full weight of the ball at the bottom of the swing and then has to hold position through the release. That loads the flexor tendons on the palm side, the extensor tendons on the back and the triangular fibrocartilage complex on the little finger side. Cupping the wrist to create revolutions is the position that stresses these structures most, and repeated games without a support magnify it.

Symptoms

• Aching on the palm side of the wrist that builds over a session.
• Sharp pain on the little finger side when you turn the hand at release.
• The wrist collapses or drops under the ball in later games.
• Grip strength fades, so the ball feels heavier than it did at the start.
• Soreness when opening jars or pushing up from a chair the next day.

How serious it is: Most cases are tendon overload that responds to load management. A sudden sharp pain with clicking on the little finger side, or swelling and pain that will not calm down over weeks, suggests cartilage or ligament damage rather than tendinitis.

Typical time out: One to three weeks for simple tendon irritation, six to twelve weeks for a ligament or cartilage injury, and longer after surgery. Sprains and strains were the most frequent bowling diagnosis in emergency department data at 29.9 percent, and most of those are the mild end of this range.

See a doctor if: Get it looked at if the wrist locks, clicks painfully, swells noticeably, or if you cannot bear weight through the hand.

What helps

• Use a wrist support that keeps the joint from collapsing during long sessions, which is a technique aid rather than a permanent crutch.
• Build up forearm strength with wrist curls, reverse curls and forearm rotation work, adding load slowly over weeks.
• Cut games per session first, then rebuild volume gradually, since most wrist pain is a dose problem.
• Check that ball weight and span actually fit you, because a long span forces the wrist to work harder to hold the ball.
• See a physiotherapist if pain lasts beyond three to four weeks, and ask about imaging if there is clicking or locking.

Tennis Elbow (Lateral Epicondylitis)

This is a degenerative change in the common extensor tendon where the wrist extensor muscles attach to the bony bump on the outside of the elbow, mainly the extensor carpi radialis brevis. Gripping the ball and holding the wrist steady against its weight contracts these muscles under tension at every swing. The name is misleading: the tissue is not simply inflamed, it is disorganized from repeated overload, which is why it takes months rather than days to settle.

Symptoms

• Pain on the outside of the elbow that you can pinpoint with one finger.
• It hurts to lift a coffee cup, shake hands or turn a doorknob.
• Grip strength drops and the forearm feels tired early in a session.
• Pain radiating down the top of the forearm after bowling.
• Stiffness in the elbow in the morning that eases with movement.

How serious it is: Mild cases hurt only during and shortly after loading. In severe, long-standing cases the pain is present at rest, grip strength is clearly reduced and daily tasks are affected, which usually means the tendon has been overloaded for many months.

Typical time out: You can often keep bowling at reduced volume throughout. Meaningful improvement usually takes six weeks to three months, and stubborn cases run six months or more. The span is wide because the tendon rebuilds only in response to progressive loading, and going back to full volume too early restarts the cycle.

See a doctor if: Seek assessment if the pain moves into the forearm with tingling or numbness, or if the elbow will not fully straighten.

What helps

• Progressive strengthening of the wrist extensors, starting with isometric holds and moving to slow eccentric lowering, is the treatment with the best track record.
• A counterforce strap or brace below the elbow can reduce pain during play, but it supports the loading program rather than replacing it.
• Reduce grip pressure and check the span and thumb pitch, since squeezing the ball is a direct driver of extensor load.
• Manage the dose: fewer games more often beats one long marathon session per week.
• Corticosteroid injection can relieve pain for a few weeks but tends to produce worse outcomes at six to twelve months in tendon problems, so treat it as an exception, not a first step.

Shoulder Injuries

The rotator cuff tendons, mainly supraspinatus, control the ball through the backswing and decelerate the arm on the follow through. In bowling the shoulder is loaded with a heavy weight at the end of a long lever, and the top of the backswing puts the cuff tendon and the subacromial bursa in their most compressed position. The biceps tendon at the front of the shoulder takes load too, especially in bowlers with a high backswing.

Symptoms

• Pain at the front or outside of the shoulder during the backswing.
• An ache deep in the shoulder that is worse at night when lying on that side.
• Difficulty reaching overhead or behind your back afterwards.
• The arm feels weak when lifting the ball off the rack.
• Clicking or catching as the arm passes through the swing.

How serious it is: Impingement and cuff irritation cause pain but keep strength largely intact. A partial or full cuff tear leaves clear weakness, for example difficulty holding the arm out to the side, and usually needs imaging. A sudden pop with immediate weakness is a different category and needs assessment.

Typical time out: Four to eight weeks for irritation of the cuff or bursa managed with a rehab program, three to six months or more after a repaired tear. The span is wide because the same symptoms cover everything from a slightly overloaded tendon to structural damage.

See a doctor if: See a clinician if you cannot lift the arm out to the side, if there was an audible pop, or if pain wakes you every night.

What helps

• A structured rotator cuff and scapular strengthening program, loaded progressively over eight to twelve weeks, is the core of recovery.
• Keep bowling at a level that stays under a mild, settling pain rather than stopping completely, since total rest weakens the cuff further.
• Lower ball weight and shorten the backswing height with a coach, because a swing above shoulder level increases cuff compression.
• Address the mid back and shoulder blade, since a stiff thoracic spine forces the shoulder into a worse position.
• Ask for imaging if weakness, night pain or a sudden pop is present, or if a well run rehab program has not helped after six to eight weeks.

Lower Back Pain

The approach puts the spine into repeated flexion with rotation while one arm carries the ball on one side, so the load is asymmetric by design. The muscles and fascia of the lumbar spine, the small facet joints at the back of the vertebrae and the discs all absorb part of it. The trunk was the most commonly injured region in emergency department bowling cases at 21.9 percent, ahead of the head and neck at 13.4 percent.

Symptoms

• A dull ache across the low back that builds over several games.
• Stiffness when standing up after sitting between frames.
• Pain when bending forward to pick up the ball.
• A one-sided ache, usually on the side that carries the ball.
• Soreness the morning after that eases as you move.

How serious it is: Most low back pain in bowlers is non-specific muscular and settles within weeks. Pain that runs below the knee, comes with numbness or weakness in the leg, or follows a fall, needs a different level of attention.

Typical time out: One to three weeks for simple mechanical back pain with continued gentle activity, six weeks or more if pain radiates into the leg. Recovery is faster in people who keep moving than in those who take to bed.

See a doctor if: Numbness in the groin or saddle area, loss of bladder or bowel control, or new leg weakness needs urgent medical attention on the same day.

What helps

• Stay active and keep walking. Bed rest slows recovery in low back pain.
• Build hip and trunk strength: hip hinge patterns, side planks, glute bridges and loaded carries, progressed over weeks.
• Reduce the number of games per session and add rest days rather than pushing through a long block.
• Work with a coach on approach posture, so you bend at the hips instead of rounding the low back, and check that the ball weight suits you.
• See a physiotherapist if pain persists beyond four to six weeks or keeps coming back after every session.

Knee Injuries

The slide leg takes almost the whole body weight in a deep lunge at the foul line, with the knee bent and rotating slightly as the hips turn. That loads the patellar tendon, the cartilage under the kneecap and the menisci. The trail leg, which crosses behind, adds a twisting load. A slide sole that grips instead of sliding, or a wet or sticky approach, converts a smooth slide into a sudden jolt through the joint.

Symptoms

• Pain at the front of the knee or under the kneecap during the slide.
• Aching after bowling, worse on stairs or when getting up from a chair.
• Swelling around the joint hours after a long session.
• A feeling of stiffness or catching when bending the knee fully.
• The knee feels unstable in the lunge position.

How serious it is: Overuse pain from the kneecap or tendon builds gradually and stays as an ache. A sudden twist with immediate swelling, locking or giving way suggests ligament or meniscus damage and belongs in a different category.

Typical time out: Two to six weeks for irritation of the patellar tendon or kneecap, several months if a ligament or meniscus is involved. The wide span reflects the difference between a load problem and a structural one.

See a doctor if: See a clinician if the knee locks, gives way, swells within an hour of the injury, or cannot take your weight.

What helps

• Strengthen the quadriceps and glutes with slow, controlled squats, split squats and step downs, adding load gradually.
• Check the slide sole and the approach surface, since inconsistent slide is a leading cause of knee load spikes in bowling.
• Bowl at a reduced number of games while continuing to load the knee in the gym, rather than resting it completely.
• Shorten or soften the depth of the lunge with a coach if the knee is the limiting factor.
• Ask for imaging when there is swelling, locking or instability, not for gradual ache alone.

Ankle Sprain and Foot Injury

The lateral ankle ligaments, above all the anterior talofibular ligament, tear when the foot rolls inward. In bowling this usually happens when the slide foot catches on a sticky spot on the approach or when a bowler steps over the foul line onto the oiled lane. Falls were the leading injury mechanism in emergency department bowling data at 27.5 percent, and the approach is where most of them happen.

Symptoms

• Sudden pain on the outside of the ankle as the foot rolls.
• Swelling that appears within the first hours, often with bruising.
• Difficulty putting full weight through the foot.
• A feeling of the ankle giving way on uneven ground afterwards.
• Tenderness when you press just below the outer ankle bone.

How serious it is: Grade 1 is a stretched ligament with mild swelling and normal stability. Grade 2 is a partial tear with more swelling and some looseness. Grade 3 is a complete tear with marked swelling and clear instability.

Typical time out: One to three weeks for a grade 1 sprain, three to six weeks for grade 2, and two to three months or more for grade 3 or if a bone is involved. The span depends on how much ligament is torn and how consistently balance training is done.

See a doctor if: Get it examined if you cannot take four steps on it, if there is bone tenderness on the back edge of either ankle bone, or if the foot looks out of shape.

What helps

• Start walking and loading the ankle within pain limits in the first days, since early controlled movement gives faster return than immobilizing it.
• Short cooling in the first hours can take the edge off the pain, but it is comfort, not treatment.
• Balance and proprioception work, single leg stance progressing to unstable surfaces, is the part that most reduces the risk of spraining it again.
• Use a lace-up brace or taping for the first months back on the lanes.
• Wear proper bowling shoes and keep the soles clean, since street shoes and dirty slide soles are a direct cause of these falls.

Hamstring and Quadriceps Strains

A strain is a tear in muscle fibers, usually where muscle meets tendon. In bowling the hamstrings of the slide leg lengthen under load as the body drops into the lunge, and the quadriceps of the same leg contract hard while lengthening to control the descent. That eccentric loading, especially cold or late in a long session, is where fibers give way.

Symptoms

• A sudden grabbing or pulling sensation in the back or front of the thigh.
• Pain when stretching the muscle or when pushing off.
• Tenderness in one spot you can press with a finger.
• Bruising appearing over the following days in bigger tears.
• The leg feels tight and weak for days afterwards.

How serious it is: Grade 1 is a minor tear with pain but near normal strength. Grade 2 is a partial tear with clear weakness and often bruising. Grade 3 is a complete tear or tendon avulsion with marked loss of function.

Typical time out: Two to four weeks for a grade 1 strain, six to twelve weeks for grade 2, and three months or more for grade 3 or after surgical repair. Tears close to the sitting bone at the top of the hamstring take longer than those in the muscle belly.

See a doctor if: See a clinician if you heard or felt a pop, if you cannot walk normally, or if a visible gap or large bruise appears in the muscle.

What helps

• Begin gentle pain-free movement within the first days, since early controlled loading returns athletes faster than waiting for pain to vanish.
• Progress to eccentric strengthening, Nordic curls for hamstrings and slow decline squats for quadriceps, once walking is pain free.
• Add load and speed in steps, only moving up when the current level stays pain free for a session.
• Warm up the legs properly before the first ball, since a cold lunge is where many of these tears happen.
• Get it assessed if strength has not returned after three to four weeks, since incompletely rehabbed strains tear again.

Blisters and Calluses on the Hands

Friction between the skin and the edges of the finger and thumb holes separates the outer skin layers and fluid fills the gap, which is a blister. Where the friction is chronic rather than sudden, the skin thickens into a callus instead. Bowlers who lift the ball with the fingers to create revolutions load the pads of the ring and middle finger hardest.

Symptoms

• A hot, stinging spot on a finger pad or thumb during a session.
• A raised fluid-filled bubble, sometimes with blood underneath.
• Thick, hard yellowish skin at the edge of a finger hole.
• Painful cracks through a callus that sting when you grip.
• You start changing your grip to avoid the sore spot.

How serious it is: Most are a nuisance that heals on its own. A blister that becomes red, hot, swollen and increasingly painful, or that leaks cloudy fluid, has become infected and is a medical matter rather than a skin annoyance.

Typical time out: Three to seven days for an intact blister if the friction is removed, one to two weeks if the roof has torn off. Calluses do not require time off, but recurring painful cracks mean the ball fit needs changing.

See a doctor if: Spreading redness, warmth, pus or fever around a blister needs medical care rather than another layer of tape.

What helps

• Have the finger holes and span checked, since blisters in the same spot every week are a fit problem, not a skin problem.
• Use skin protection tape or a finger insert to change the contact point before the skin breaks down.
• Leave an intact blister alone and cover it with a hydrocolloid dressing, since the roof is the best sterile cover there is.
• Reduce a thick callus gradually with a file or pumice after soaking, and keep the skin supple rather than letting it crack.
• Grip less tightly and let the ball sit in the hand, because squeezing multiplies the friction on every release.

Annular Ligament Sprain

The annular ligament is a ring of tissue that wraps around the head of the radius and holds it against the ulna, allowing the forearm to rotate. Bowling loads it because the heavy ball hangs from the elbow at the bottom of the swing and the forearm rotates through the release. Repeated traction, or a sudden pull when the thumb sticks in the ball, can overstretch the ring.

Symptoms

• Pain around the outer front of the elbow, deeper than tennis elbow pain.
• Discomfort when turning the palm up or down.
• A sense of looseness or clicking when rotating the forearm.
• Swelling and tenderness over the joint line.
• The arm feels unreliable when carrying the ball.

How serious it is: A mild sprain is a stretched ligament with pain but a stable joint. A severe sprain involves a tear with a clear feeling of instability during rotation, and in that case other elbow ligaments are often involved too.

Typical time out: Two to six weeks for a mild sprain, two to three months if the joint is unstable or other ligaments are involved. The wider end of the span applies when the injury followed a sudden traction event rather than gradual overload.

See a doctor if: See a clinician if the elbow feels like it slips during rotation, if it will not straighten, or if pain and swelling do not improve within two weeks.

What helps

• Keep the elbow moving within pain limits early instead of resting it in a sling, since stiffness sets in quickly at this joint.
• Strengthen the forearm rotators and grip once the sharp pain has settled, working through the full rotation range.
• Fix the cause: a thumb hole that grabs at release produces exactly the traction that injures this ligament.
• Reduce ball weight for several weeks so the hanging load at the bottom of the swing is lower.
• Ask for imaging if instability persists, since ligament injuries around the elbow rarely occur in isolation.

MCL (Knee Medial Collateral Ligament)

The medial collateral ligament runs down the inner side of the knee and resists forces that push the knee inward. In bowling it is stressed when the slide foot catches and the body keeps rotating over a planted leg, so the knee collapses toward the midline. It is the most frequently injured knee ligament in this kind of mechanism because the load goes straight through it.

Symptoms

• Pain along the inner side of the knee, often with a defined tender line.
• Swelling on the inner side rather than the whole joint.
• A feeling that the knee wants to buckle inward under weight.
• Discomfort when turning or pivoting on the leg.
• Stiffness when fully straightening or deeply bending the knee.

How serious it is: Grade 1 is a stretched ligament with pain but no looseness. Grade 2 is a partial tear with some opening of the joint when tested. Grade 3 is a complete tear with clear instability, often alongside other knee structures.

Typical time out: Two to four weeks for grade 1, four to eight weeks for grade 2, and two to three months or longer for grade 3. The MCL heals well without surgery in most isolated cases, which is why even higher grades usually recover with rehab.

See a doctor if: See a clinician if the knee swells rapidly, gives way under weight, or if you felt a pop at the moment of injury.

What helps

• Load the leg early within pain limits, since protected weight bearing produces better healing than immobilization.
• Use a hinged knee brace in the early weeks for grade 2 and 3 injuries.
• Build quadriceps, glute and hip abductor strength, which controls the inward collapse that caused the injury.
• Return to the lanes in steps: walking approach without a ball first, then light games, then full sessions.
• Get imaging if instability persists, because a torn MCL with an ACL or meniscus injury is managed differently from an isolated one.

ACL (Knee)

The anterior cruciate ligament sits inside the knee and stops the shin bone sliding forward and rotating on the thigh bone. It tears when the knee twists over a planted foot, which in bowling means a slide foot that suddenly sticks on a tacky approach while the body continues to rotate. This is uncommon in bowling compared with cutting sports, but the mechanism does exist at the foul line.

Symptoms

• A pop felt or heard at the moment of the twist.
• The knee swells substantially within the first hours.
• A sense that the knee is going to give way when you turn.
• Deep pain inside the joint rather than at one edge.
• You cannot straighten or fully bend the knee afterwards.

How serious it is: ACL injuries range from a partial tear with preserved stability to a complete rupture with the knee giving way on turning. A complete tear combined with meniscus or MCL damage is the more serious presentation and shapes the treatment choice.

Typical time out: Six to twelve weeks for a partial tear managed with rehab, nine to twelve months after reconstruction before full return to pivoting sport. Bowling itself is often possible earlier than that, but the timeline is set by the knee, not the sport.

See a doctor if: Rapid swelling within a few hours of a twisting injury, or a knee that gives way, should be assessed promptly rather than waited out.

What helps

• Get an early assessment, since a swollen knee after a twist needs a proper examination and often an MRI.
• Start rehab before any decision about surgery, since restoring full extension and quadriceps strength improves the outcome either way.
• A structured neuromuscular program with strength, balance and landing control is the backbone, whether or not you have surgery.
• Return to the approach in graded steps guided by strength testing, not by how long ago the injury was.
• Check the approach surface and slide sole, because a foot that suddenly stops is the mechanism that caused it.

Knee Meniscus Tear

The menisci are two wedges of cartilage that sit between the thigh bone and the shin bone and spread load across the joint. A tear happens when the knee twists while bent and loaded, which describes the moment of the slide when the foot grips. In older bowlers the meniscus can also fray gradually with joint wear, without a single memorable incident.

Symptoms

• Pain along the joint line, inner or outer side, when twisting.
• Swelling that builds over a day rather than minutes.
• Catching, clicking or a sense of something moving inside the knee.
• The knee locks and will not fully straighten.
• Difficulty squatting or kneeling.

How serious it is: Small degenerative tears often cause intermittent ache and settle with strengthening. A displaced bucket handle tear that blocks the knee from straightening is a mechanical problem and is treated differently, usually surgically.

Typical time out: Six to twelve weeks for a degenerative tear managed with exercise, four to six weeks after a partial removal, and three to six months after a repair that has to heal. Repairs take longer precisely because the tissue is being kept rather than trimmed.

See a doctor if: A knee that locks in a bent position and will not straighten needs prompt assessment rather than watchful waiting.

What helps

• For degenerative tears without locking, a supervised exercise program gives results comparable to arthroscopic surgery, so start there.
• Strengthen quadriceps, hamstrings and hips over at least three months before judging whether it has worked.
• Keep bowling at reduced volume if pain stays mild and settles, rather than stopping entirely.
• Reserve arthroscopy for a knee that truly locks or blocks, since removing meniscus tissue increases long-term joint wear.
• Adjust the depth of the slide lunge, because the deepest, most rotated position is where the tear is loaded.

Hip Bursitis

The trochanteric bursa is a fluid-filled cushion over the bony point on the outside of the hip, where the gluteal tendons pass. Pain in this area usually involves those gluteal tendons as much as the bursa itself, which is why it is often called greater trochanteric pain syndrome. Repeated single leg loading in the approach, especially with a hip that drops on the swing leg side, compresses the tendons against the bone.

Symptoms

• Pain on the bony outer point of the hip, tender to touch.
• It hurts to lie on that side at night.
• Pain when climbing stairs or standing on that leg alone.
• Aching that spreads down the outside of the thigh but not past the knee.
• Stiffness when getting up after sitting for a while.

How serious it is: The mild form is pain with loading that eases with rest. The severe form disturbs sleep every night, hurts on standing on one leg and usually reflects tendon change rather than simple bursal swelling, which takes longer to resolve.

Typical time out: Six weeks to three months with a proper loading program, longer if the tendon is significantly degenerated. This is a slow condition, and improvement is measured in months rather than days.

See a doctor if: See a clinician if you cannot bear weight on the leg, if the hip is hot and swollen with fever, or if pain follows a fall.

What helps

• Progressive gluteal strengthening, starting with isometric hip abduction holds and building to loaded single leg work.
• Avoid positions that compress the tendon: crossing the legs, standing with the hip pushed out to one side, and sleeping directly on that hip.
• Manage load in steps rather than swinging between long sessions and complete rest.
• Work on hip control during the approach, since a hip that drops on each step keeps compressing the tendon.
• Corticosteroid injection can quiet a very painful hip briefly but does not fix the tendon and can leave it worse later, so use it only to enable rehab, not instead of it.

Piriformis Syndrome

The piriformis is a deep muscle running from the sacrum to the top of the thigh bone, and the sciatic nerve passes directly beneath or occasionally through it. When the muscle is overworked and tight it can irritate the nerve. In bowling the trailing leg crosses behind the body and the pelvis rotates hard through the delivery, which is exactly the movement this muscle controls.

Symptoms

• A deep ache in one buttock, hard to point to precisely.
• Pain that travels down the back of the thigh, usually not past the knee.
• Worse after sitting on a hard surface for a while.
• Discomfort when crossing the leg or turning the hip inward.
• Tingling in the back of the leg during or after bowling.

How serious it is: The mild form is muscular buttock pain that settles with stretching and load management. When symptoms include numbness, weakness or pain running below the knee, the source is more likely the lumbar spine than this muscle, and the assessment changes accordingly.

Typical time out: Two to six weeks for muscular buttock pain, two to three months when nerve irritation is clearly involved. The span is wide because a similar pain pattern can come from the back, the hip joint or the hamstring origin.

See a doctor if: Numbness, foot weakness or pain running past the knee should be assessed, since those point to nerve involvement from the spine.

What helps

• Strengthen the hip rotators and glutes rather than only stretching them, since a weak muscle that is being overworked responds to load, not to more length.
• Add hip mobility work in rotation, and use a foam roller or ball on the buttock for symptom relief.
• Stand up and move between frames instead of sitting for long spells on hard seating.
• Reduce session length while symptoms are active and rebuild gradually.
• See a physiotherapist if there is no change after four to six weeks, so the back and hip joint can be ruled out.

Iliotibial Band Syndrome (ITB)

The iliotibial band is a thick sheet of connective tissue running down the outside of the thigh from the hip to just below the knee. Pain arises where it compresses the fat pad and tissue against the bony bump on the outer knee, at around thirty degrees of knee bend. In bowling that angle is passed repeatedly on the approach and during the slide, and the load rises when the hip muscles do not control the leg well.

Symptoms

• Sharp or burning pain on the outside of the knee.
• Pain that appears reliably after a certain number of games.
• Tenderness when pressing the outer knee just above the joint.
• Discomfort going down stairs or slopes.
• Tightness along the outer thigh.

How serious it is: Mild cases hurt only after prolonged activity and settle quickly with rest. Severe cases hurt from the first minutes of loading and with everyday walking, which means the tissue is irritated to the point where daily activity keeps it inflamed.

Typical time out: Four to eight weeks for a mild case with load management and hip strengthening, three months or more when symptoms have been present for a long time. Recovery hinges on reducing the aggravating volume long enough for the irritation to settle.

See a doctor if: Get it checked if the knee swells inside the joint, locks, or if the pain moves to the joint line instead of the bony outer bump.

What helps

• Strengthen the hip abductors and external rotators, since poor hip control is the usual driver.
• Reduce the volume that provokes it and rebuild in steps, rather than pushing through the pain each session.
• Soft tissue work on the outer thigh and glutes can ease symptoms, though it does not lengthen the band itself.
• Avoid prolonged repetitive knee bending around the painful angle while symptoms are active.
• See a physiotherapist if it recurs every time you return to full volume, since the loading plan is usually what needs changing.

Lumbar Strain

A lumbar strain is a tear or overload of the muscles and their fascial attachments in the low back, most often the erector spinae and quadratus lumborum. In bowling the body bends forward and rotates while one arm carries the ball, so these muscles work asymmetrically against a load at the end of a long lever. Picking a ball up off the return with a rounded back is a common moment of injury.

Symptoms

• A sudden catch or spasm in the low back during or after a delivery.
• Muscle tightness that makes it hard to straighten up.
• Pain on bending, lifting or twisting, but not down the leg.
• Soreness to the touch on one side of the spine.
• Marked stiffness the following morning.

How serious it is: A grade 1 strain causes soreness with normal movement largely preserved. A grade 2 strain brings spasm and clear limitation of bending and twisting. Complete tears are rare in the low back, but severe spasm can be just as disabling in the short term.

Typical time out: One to two weeks for a mild strain, four to six weeks when spasm and marked stiffness are present. Recovery is usually faster than expected as long as normal movement is resumed early.

See a doctor if: Pain radiating below the knee, numbness, leg weakness or any loss of bladder or bowel control needs medical assessment, the last of these urgently.

What helps

• Keep moving from day one within pain limits, since the back stiffens quickly with inactivity.
• Short heat application after the first day helps muscle spasm relax; brief cooling in the first hours can reduce pain if that is more comfortable.
• Rebuild trunk and hip strength progressively: hip hinges, dead bugs, side planks and carries.
• Lift the ball off the return by bending the hips and knees rather than rounding the back, since that moment causes many strains.
• Consult a physiotherapist if it recurs after every session, because a repeating strain is a loading or technique problem.

Cervical Strain (Neck Strain)

A cervical strain is an overload of the neck muscles and their attachments, mainly the upper trapezius and levator scapulae. Bowlers load them by holding the head up and fixed on the target while the trunk bends forward and rotates, and by carrying a heavy ball on one side for hours. The head and neck accounted for 13.4 percent of emergency department bowling cases, second only to the trunk.

Symptoms

• A tight, aching band across the top of the shoulders and base of the neck.
• Difficulty turning the head fully to one side after a session.
• Headache starting at the back of the skull.
• Soreness on pressing the muscle beside the neck.
• Symptoms worse after long sessions or after carrying a bag on one shoulder.

How serious it is: Simple muscular strain is stiff and sore but the neck still moves. Pain with numbness, tingling or weakness in the arm suggests nerve root involvement, and neck pain following a fall is a different situation entirely.

Typical time out: Three days to two weeks for a muscular strain with continued gentle movement, four to six weeks if arm symptoms are present. Neck strains recover faster in people who keep the neck moving than in those who guard it.

See a doctor if: Neck pain after a fall, or with numbness, weakness or radiating arm pain, needs medical assessment rather than self-management.

What helps

• Keep the neck moving through its full range daily rather than holding it still.
• Strengthen the deep neck flexors and the muscles between the shoulder blades over several weeks.
• Carry the bowling bag on wheels or switch sides, since a one-sided load for hours is a direct cause.
• Break up long sessions and check your setup posture with a coach, since a rigidly held head position increases muscular load.
• See a physiotherapist if the same stiffness returns after every session or if headaches persist.

Adductor (Groin) Strain

The adductor muscles run from the pubic bone down the inner thigh, and adductor longus is the one that usually tears, close to its tendon at the top. In bowling the slide leg is driven forward and across while the trail leg swings behind, which stretches the inner thigh under load at speed. A deep or long slide on a slick approach is the position where the muscle gives way.

Symptoms

• A sudden sharp pain in the inner thigh or groin during the slide.
• Tenderness high on the inner thigh near the pubic bone.
• Pain when squeezing the knees together.
• Discomfort getting in and out of a car or turning over in bed.
• Bruising along the inner thigh over the following days.

How serious it is: Grade 1 is minor fiber damage with pain but near normal strength. Grade 2 is a partial tear with weakness on squeezing and often bruising. Grade 3 is a complete tear or tendon avulsion with marked loss of strength.

Typical time out: Two to four weeks for grade 1, six to twelve weeks for grade 2, and three months or more for grade 3. Groin injuries have a high rate of recurrence, so the longer end applies whenever return is rushed.

See a doctor if: See a clinician if you felt a pop, cannot walk without limping, or if pain persists in the groin for more than a few weeks, since hip and hernia problems can look similar.

What helps

• Start with pain-free isometric adductor squeezes in the first days, then progress to the Copenhagen adduction exercise, which has the strongest evidence for this muscle group.
• Add hip and trunk strength work, since the adductors work together with the deep abdominal muscles.
• Return to the approach in steps: walk through, then a slow slide, then full speed, only progressing when the previous step is pain free.
• Warm the hips and inner thighs before the first ball, because most tears happen cold or fatigued.
• Get it assessed if strength has not returned by three to four weeks, since incomplete rehab is the main cause of recurrence.

Achilles Tendinopathy

The Achilles tendon connects the calf muscles to the heel bone and is loaded whenever you push off. In bowling the trail leg pushes off hard on each step of the approach and the slide leg has to brake and stabilize, so the tendon takes repeated cycles of high tension. Bowlers who play many games in a short period, or who add running or gym work at the same time, are the ones who tip it into tendinopathy.

Symptoms

• Stiffness and pain in the tendon during the first steps in the morning.
• A tender, sometimes thickened spot a few centimeters above the heel.
• Pain that warms up during activity and returns worse afterwards.
• Discomfort pushing off on the approach.
• Aching when walking up stairs or on toes.

How serious it is: Mild tendinopathy hurts only at the start of activity and eases as you warm up. Severe cases hurt throughout and into rest. A sudden violent pain with the feeling of being kicked in the calf, and an inability to push off, suggests a rupture and is an emergency of a different kind.

Typical time out: Three to six months for tendinopathy managed with a loading program, since tendon adapts slowly. Six to twelve months after a rupture, whether treated surgically or not. Vague morning stiffness can persist even after function has returned.

See a doctor if: A sudden pop in the back of the ankle with inability to rise onto the toes needs same-day medical assessment.

What helps

• Heavy slow calf raise training, both straight and bent knee, performed most days for at least twelve weeks, is the treatment with the best evidence.
• Keep bowling at a level where pain stays mild and settles by the next morning, rather than resting completely.
• A small heel raise in the shoe can reduce tendon load while strength builds.
• Cut sudden increases in total weekly load, including any running or gym work added alongside bowling.
• Avoid corticosteroid injection into the tendon, since it weakens the tissue and raises rupture risk.

Finger Sprain and Jammed Finger

The collateral ligaments and the volar plate at the finger joints are damaged when the finger is bent or twisted beyond its range, usually when a finger stays caught in the ball at release or is struck by a ball on the return rack. Among bowlers aged 18 and under, the finger was by far the most injured body part at 30.7 percent of emergency department cases, largely because children handle balls that are too heavy for them.

Symptoms

• Immediate pain and swelling at one finger joint.
• The joint becomes stiff and sausage-shaped within hours.
• Pain when the finger is bent sideways.
• Difficulty making a full fist.
• Bruising around the joint over the next days.

How serious it is: A mild sprain is a stretched ligament with a stable joint. A severe injury involves a torn ligament, a joint that opens sideways, a visibly crooked finger, or a fracture, all of which need imaging and proper splinting.

Typical time out: Two to four weeks for a simple sprain, though residual swelling and stiffness at the joint often last three to six months. Six weeks or more when a fracture or complete ligament tear is involved.

See a doctor if: A finger that looks crooked, cannot be straightened actively, or is numb and pale needs medical attention the same day.

What helps

• Start gentle bending and straightening within the first days once fracture has been excluded, since finger joints stiffen fast.
• Buddy tape the injured finger to its neighbor for support during activity.
• Get an X-ray if the joint is very tender over bone, deformed, or cannot be actively straightened.
• Match ball weight and hole size to the hand, since a ball that is too heavy or drilled too tight is the main cause in young bowlers.
• Keep hands clear of the ball return, which is where many struck-finger injuries happen.

Head Impact and Concussion

A concussion is a temporary disturbance of brain function after a blow or a jolt to the head, without visible structural damage on ordinary imaging. In bowling the mechanism is almost always a fall on the approach or a dropped ball, not the bowling motion itself. Falls were the leading mechanism in emergency department bowling cases at 27.5 percent, and the head and neck made up 13.4 percent of injured regions.

Symptoms

• Headache, pressure in the head, or feeling dazed after a fall or a knock.
• Dizziness or unsteadiness on standing.
• Nausea, blurred vision, or sensitivity to light and noise.
• Difficulty concentrating or answering questions clearly.
• Feeling slowed down or unusually tired in the hours afterwards.

How serious it is: Most concussions involve no loss of consciousness and resolve within weeks. Repeated vomiting, worsening headache, seizures, one pupil larger than the other, or increasing drowsiness point to a serious head injury and are an emergency.

Typical time out: Most people recover within two to four weeks, and children and adolescents often take longer. Return to bowling follows symptom resolution and a graded step-up, not a fixed calendar date.

See a doctor if: Loss of consciousness, worsening headache, repeated vomiting, confusion, unequal pupils, seizure or neck pain after a fall requires emergency care immediately.

What helps

• Stop playing straight away after any suspected head injury, and do not return the same day.
• Take a brief period of relative rest for the first day or two, then reintroduce light activity, since prolonged complete rest slows recovery.
• Reintroduce screens, work and physical activity in steps, backing off a level if symptoms clearly worsen.
• Have a medical assessment for any head impact with symptoms, especially in children and anyone on blood thinners.
• Do not return to the lanes until symptom free at rest and through light exertion, and clear that step with a clinician.

Calf Muscle Strain

The medial head of the gastrocnemius, the inner bulge of the calf, tears where it meets the tendon sheet in the middle of the lower leg. It is stretched over both the knee and the ankle at once, which is exactly what happens as the trail leg extends behind you and the ankle flexes at the end of the slide. Older bowlers are more prone to it, which is why the injury is sometimes called tennis leg regardless of the sport.

Symptoms

• A sudden sharp pain in the inner calf, often described as being struck from behind.
• Difficulty pushing off or rising onto the toes.
• Tenderness at one point in the muscle belly.
• Bruising tracking down toward the ankle over the following days.
• Tightness and cramping when walking afterwards.

How serious it is: Grade 1 is minor fiber damage with a limp but preserved strength. Grade 2 is a partial tear with clear weakness on toe raise and bruising. Grade 3 is a complete tear with a palpable gap and marked loss of push off.

Typical time out: Two to four weeks for a grade 1 strain, six to ten weeks for grade 2, and three months or more for grade 3. Calf strains recur readily, so the longer end of the range applies whenever calf strength has not been fully rebuilt.

See a doctor if: A hot, swollen, painful calf, especially with shortness of breath or after long immobility, needs urgent medical assessment to rule out a clot.

What helps

• Begin walking within pain limits and start gentle calf raises early rather than immobilizing the leg.
• Progress to heavy calf strengthening on both straight and bent knee, since the two calf muscles need loading separately.
• Add a temporary heel raise in both shoes to reduce tension while the muscle heals.
• Return to the full slide only when single leg calf raises match the uninjured side for both strength and repetitions.
• Warm the calves up before bowling, especially over the age of forty, when these tears are most common.

Intercostal Muscle Strain (Rib)

The intercostal muscles lie between the ribs and control chest wall movement and trunk rotation. A strain happens when the trunk twists forcefully, which in bowling means the rotation through delivery, particularly with a heavy ball or a two-handed style that drives more rotation through the chest wall. The oblique muscles attaching to the lower ribs can be involved in the same movement.

Symptoms

• A sharp pain between the ribs on one side when twisting.
• Pain on deep breathing, coughing or sneezing.
• Tenderness when pressing between two ribs.
• Difficulty lying on the affected side.
• Pain that flares on the first ball of a session and stays for days.

How serious it is: A mild strain hurts on twisting and deep breathing but breathing itself is normal. Severe cases limit breathing depth. Point tenderness directly on a rib rather than between them, especially after a fall, suggests a rib fracture and needs assessment.

Typical time out: Two to four weeks for a mild strain, six to eight weeks for a significant one, and six weeks or more for a rib fracture. Chest wall injuries take longer than expected because the area moves with every breath and never fully rests.

See a doctor if: Shortness of breath, coughing blood, or severe chest pain after a fall requires immediate medical care.

What helps

• Keep breathing deeply and cough into a cushion held against the ribs, since shallow breathing raises the risk of chest infection.
• Rest from twisting under load for one to two weeks, then reintroduce rotation gradually with light trunk work.
• Short heat application and simple pain relief help you keep moving, which is the point.
• Rebuild oblique and trunk rotation strength before returning to full ball weight.
• Get imaging if there is sharp point tenderness on a rib after a fall, or if pain limits breathing.

Toe Contusion and Fracture from a Dropped Ball

A bowling ball dropped onto the foot delivers a large force to a small area, bruising the soft tissue and often breaking a toe or one of the long forefoot bones. The bleeding under a toenail after such an impact is a subungual hematoma, which is painful because the blood is trapped under a rigid nail. It happens most often at the rack or when a thumb sticks and the ball comes down on the foot.

Symptoms

• Immediate severe pain and rapid swelling in the forefoot.
• Bruising, often dark red or black under the toenail.
• Difficulty putting weight on the front of the foot.
• The toe looks crooked or sits at an odd angle.
• Throbbing pain that is worse when the foot hangs down.

How serious it is: A simple bruise is painful but the toe stays straight and takes weight. A fracture with deformity, a break involving a joint surface, or a broken big toe is more serious and needs proper imaging and follow-up.

Typical time out: One to two weeks for a bruise, four to six weeks for a simple broken toe, and six to eight weeks or more for a broken forefoot bone or a big toe fracture. Swelling and discomfort in stiff bowling shoes can persist beyond bone healing.

See a doctor if: A visibly crooked toe, inability to bear weight, an open wound, or numbness in the toes needs medical care the same day.

What helps

• Get an X-ray after any heavy ball impact with marked swelling or deformity, since a missed fracture into a joint causes long-term stiffness.
• Buddy tape a simple broken toe to its neighbor and wear a stiff-soled shoe while it settles.
• Elevate the foot in the first days and use short cooling for pain relief in the first hours.
• Have a painful blood collection under a nail drained by a clinician rather than at home, since the relief is immediate and the infection risk is real.
• Keep feet clear when handling balls on the rack and never carry a ball one-handed over your own foot.

Shin Contusion and Periosteal Irritation

The front of the shin has almost no muscle covering the bone, so a knock from a ball, a ball rack or a seat bruises the bone lining directly. That lining, the periosteum, is richly supplied with nerves, which is why a shin knock hurts far more than the bruise looks. Repeated low-grade irritation along the inner shin border can also come from a sudden jump in walking and approach volume during long tournaments.

Symptoms

• Sharp, out of proportion pain immediately after the knock.
• A tender lump over the bone that persists for weeks.
• Bruising that spreads down toward the ankle.
• An ache along the inner shin border after long sessions.
• Discomfort when anything presses on the shin.

How serious it is: A simple contusion is painful but the bone is stable and weight bearing is normal. Inability to bear weight, severe unrelenting pain, or a tight, numb, hard compartment after a heavy impact is a serious presentation and needs urgent assessment.

Typical time out: One to three weeks for a contusion, though a bony lump can stay tender for two to three months. Four to eight weeks for load-related shin irritation once the training volume is corrected.

See a doctor if: Increasing, severe pain with tightness, numbness or a shin that will not take weight after an impact needs emergency assessment.

What helps

• Use short cooling and elevation in the first hours for pain, then return to normal walking as soon as it is tolerable.
• Protect the area from repeat knocks while it is tender, since a second impact on the same spot prolongs everything.
• For load-related shin pain, cut total weekly walking and approach volume and rebuild in small steps.
• Strengthen the calves and check footwear cushioning, since both change how much shock reaches the shin.
• Ask for imaging if a tender bony lump is still growing or painful after several weeks.

First Aid for Soft Tissue Injuries: PEACE and LOVE

Sports medicine has moved on from RICE. The current guidance, published in the British Journal of Sports Medicine in 2019, splits care into the first days after the injury and everything that follows.

PEACE, the first two to three days

• Protect: unload the area and limit movement that hurts, but only briefly.
• Elevate: keep the limb above heart level when you can.
• Avoid anti-inflammatories: they may blunt the healing you need.
• Compress: a bandage or taping limits swelling.
• Educate: your body heals this on its own; passive treatments rarely speed it up.

LOVE, from day three onward

• Load: return to movement as pain allows, early loading builds tissue.
• Optimism: expectations shape recovery more than most people assume.
• Vascularization: easy cardio that does not hurt brings blood to the area.
• Exercise: restore strength, mobility and balance before returning to play.

Ice still helps with pain in the first hours. What changed is the evidence that long icing and routine anti-inflammatory drugs slow tissue repair.

How to Lower Your Risk in Bowling

• Get the ball drilled to your hand by a pro shop and have the span and thumb pitch rechecked when your grip pressure creeps up, since a poor fit forces you to squeeze and that squeezing drives thumb, wrist and elbow problems.
• Pick a ball weight you can still control in the last game of a session, not just the first, because technique falls apart under fatigue and that is when strains happen.
• Keep the slide sole clean and matched to the approach, and never step on the approach in street shoes: a foot that suddenly grips instead of sliding is behind a large share of knee and ankle injuries.
• Spread your games across more sessions instead of long marathon blocks, and raise weekly volume in small steps rather than doubling it for a tournament.
• Train hips, glutes and trunk year round with squats, hinges, single leg work and carries, so the asymmetric load of the approach is absorbed by muscle rather than by the low back.
• Handle balls with both hands at the rack, keep fingers and feet clear of the ball return, and give children a ball light enough that they never need to hook their fingers into a hole to hold it.

When to Stop and Get Medical Help

Most of the injuries on this page are treated at home. These signs are not.

• A visibly deformed joint or limb, or a finger or toe that sits at an odd angle after an impact.
• Inability to bear weight on a leg, or a joint that locks and will not straighten.
• A head knock followed by confusion, repeated vomiting, worsening headache, a seizure or any loss of consciousness.
• New numbness, tingling or weakness in an arm or leg, and any loss of bladder or bowel control with back pain.
• A pop or snap at the moment of injury followed by rapid swelling or a clear loss of strength.
• A limb that becomes hot, hard, swollen and increasingly painful, or a wound with spreading redness and fever.

Sources

• Au WY, Weeks M, Collis RW, Journal of Sport Rehabilitation (2026)
• Swanson T et al., The Physician and Sportsmedicine (2025)

This article is general information, not medical advice. If you are hurt, a doctor or physiotherapist who can examine you is worth more than any web page. Last reviewed: August 2026.

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