Most people with knee pain do not need an immediate knee MRI. A physiotherapist or doctor will usually begin with a clinical assessment to understand how the problem started, where it hurts, whether the knee is stable and how symptoms affect walking, stairs, squatting or sport.

This assessment may provide enough information to begin treatment safely. Imaging becomes more useful when the diagnosis remains uncertain, a significant internal knee injury is suspected or the result is likely to change the treatment plan. For a broader guide to knee conditions, visit our Knee Pain and Injury hub.

When might you need an MRI on your knee?

A knee MRI produces detailed images of ligaments, menisci, cartilage, tendons, bone marrow and other structures inside the joint. Your clinician may recommend one when the findings could clarify the diagnosis or influence rehabilitation, specialist referral or surgical planning.

Common reasons for considering an MRI include:

• a suspected ACL injury after a twisting incident, pop or rapid swelling
• locking, catching or joint-line pain that may fit a meniscus tear
• persistent instability or repeated giving way
• a complex injury that may involve several structures
• ongoing symptoms that have not improved with appropriate rehabilitation and load management
• planning for a specialist opinion or procedure when detailed imaging would influence the decision

An MRI should answer a specific clinical question. Finding an abnormality on a scan does not automatically mean that the abnormality causes the pain or requires surgery.

When might a knee MRI not be necessary?

Many common knee problems can be assessed clinically. Examples include patellofemoral pain syndrome, patellar tendon overload, mild ligament sprains and several activity-related pain patterns.

In these cases, a clinician may recommend a period of targeted rehabilitation before ordering advanced imaging. Treatment may include reducing aggravating loads, restoring movement, improving muscle capacity and gradually rebuilding walking, running, work or sporting tolerance.

MRI scans can also detect changes that occur in people without knee pain. These incidental findings can create concern without explaining the symptoms. Your history, physical examination and functional limitations therefore remain important when interpreting any scan.

When is an X-ray more appropriate than an MRI?

After an acute knee injury, an X-ray may be more appropriate as the first imaging test when a fracture or significant bony injury is possible. An MRI is generally better suited to detailed soft-tissue and internal joint assessment.

Clinicians may use the Ottawa Knee Rules to help decide whether an X-ray is appropriate after acute trauma. These criteria consider factors such as age, specific areas of bone tenderness, knee bending and the ability to take weight.

The Ottawa Knee Rules help guide decisions about X-rays. They do not assess every ligament, meniscus, cartilage or tendon injury. A person may have no fracture while still having an injury that requires clinical care.

What symptoms make a knee assessment more important?

Arrange an assessment when knee pain limits normal activity, does not begin to settle or follows a significant injury. Important symptoms include:

• repeated giving way or a feeling that the knee cannot support you
• true locking, where the knee becomes mechanically stuck
• substantial or rapidly developing swelling
• difficulty taking weight or walking normally
• loss of knee movement that is not improving
• pain that continues despite appropriate activity modification and rehabilitation

A clinician will usually assess joint movement, swelling, ligament stability, muscle function and tasks such as walking, stairs, squatting and changing direction. This helps determine whether an MRI, X-ray or another investigation is likely to provide useful information.

When should you seek prompt medical care?

Seek prompt medical assessment after major trauma, an obvious deformity, an inability to take weight, severe or increasing swelling, a hot and markedly swollen joint, fever, unexplained redness or significant pain that is rapidly worsening.

Urgent medical review may also be appropriate if the foot becomes cold, pale, numb or unusually weak after a knee injury. These symptoms require a medical assessment rather than waiting for a routine MRI referral.

Does your activity level affect the MRI decision?

Your goals and activity demands can influence the investigation pathway. Someone returning to pivoting sport, heavy physical work or rapid direction changes may require a different assessment from someone with mild discomfort during walking.

For example, ongoing instability after a suspected knee ligament injury may influence return-to-sport planning. In comparison, symptoms that fit a stable overload problem may respond well to rehabilitation without immediate imaging.

The decision should depend on whether the MRI result is likely to change what happens next, rather than simply whether the scan can show structural detail.

What can a physiotherapist assess before an MRI?

A physiotherapist can examine:

• how the pain or injury started
• the location and behaviour of symptoms
• knee swelling and range of movement
• ligament stability and possible meniscal signs
• strength, balance and lower-limb control
• walking, stairs, squatting, running or sport-specific tasks

This process may identify a likely diagnosis and allow rehabilitation to begin. It can also identify cases that warrant medical referral or imaging. Learn more about the role of physiotherapy and our broader sports knee injury pathways.

What should you do next?

Start with a clinical assessment if your knee pain is persistent, limiting activity or associated with swelling, locking or instability. Bring any previous scans, reports or specialist correspondence to the appointment.

Your clinician can explain the likely cause, begin appropriate management and advise whether an X-ray, MRI or medical opinion may add useful information.

Knee MRI FAQs

Do I need an MRI for knee pain?

Most knee pain does not require an immediate MRI. A physiotherapist or doctor can often identify the likely problem through your history, a physical examination and functional testing. MRI may be considered when a significant internal injury is suspected or progress is not occurring as expected.

What injuries can a knee MRI detect?

A knee MRI can provide detailed images of ligaments, menisci, cartilage, tendons, bone marrow and other structures within the joint. The findings must still be interpreted alongside your symptoms and clinical assessment.

Should I get an MRI immediately after a knee injury?

Not usually. A clinical assessment generally comes first. After acute trauma, an X-ray may be more appropriate when a fracture or major bony injury is possible. MRI may be considered later if an internal knee injury remains suspected.

When should I see a physiotherapist for knee pain?

Arrange a physiotherapy assessment if pain persists, activity becomes limited, the knee repeatedly gives way, swelling remains significant or the joint locks. Earlier assessment is also sensible after a substantial twisting or sporting injury.

Are X-rays sometimes used before MRI for knee injuries?

Yes. X-rays are commonly used first after trauma when clinicians need to assess for fracture or significant bony injury. An MRI provides more detail about many soft tissues and internal joint structures.

Related knee information

• Knee Pain and Injury
• Sports Knee Injuries
• ACL Injury
• Meniscus Tear
• Patellofemoral Pain Syndrome
• Patellar Tendinopathy
• Knee Exercises

Research and references

1. Stiell IG, Greenberg GH, Wells GA, et al. Prospective validation of a decision rule for the use of radiography in acute knee injuries. JAMA. 1996;275(8):611-615.
2. Petron DJ, Greis PE, Aoki SK, et al. Use of knee magnetic resonance imaging by primary care physicians in patients aged 40 years and older. Sports Health. 2012;4(5):385-390.
3. Duong V, Oo WM, Ding C, Culvenor AG, Vicenzino B, Hunter DJ. Evaluation and treatment of knee pain: a review. JAMA. 2023;330(16):1568-1580.
4. American College of Radiology. ACR Appropriateness Criteria: Acute Trauma to the Knee. American College of Radiology.

Walking with knee pain does not always mean you need to stop walking. Many people can remain active by reducing distance, slowing their pace and choosing flatter surfaces. Your symptoms during the walk and over the following 24 hours provide useful guidance.

Knee pain can have several causes. Therefore, the right walking level depends on how your symptoms began, whether the knee swells or gives way, and which activities aggravate it. For a broader overview, visit our knee pain guide.

Why Can Walking Trigger Knee Pain?

Walking repeatedly loads the kneecap joint, cartilage, tendons, muscles and other tissues around the knee. Symptoms may develop after an injury or gradually when your activity level exceeds your current capacity.

Common contributors include:

• Kneecap-related pain: often aggravated by hills, stairs, longer walks or prolonged sitting.
• Knee osteoarthritis or joint irritation: may cause stiffness, aching and swelling after activity.
• Tendon overload: pain may occur around the kneecap or where tendons attach.
• Reduced leg strength: fatigue can change hip, knee and foot control during longer walks.
• A recent increase in load: extra distance, faster pacing, hills or harder surfaces may provoke symptoms.
• Recent injury: twisting, falling or direct impact may irritate ligaments, cartilage or bone.

Is It Safe to Keep Walking With Knee Pain?

Walking is usually more appropriate when pain remains mild, you are not limping and symptoms return to their usual level shortly after activity. Gentle movement can help preserve joint mobility, leg strength and confidence.

However, continuing unchanged is less suitable when pain progressively increases, your stride becomes uneven or swelling develops. In that situation, adjust the walking load rather than repeatedly pushing through the same flare-up.

Use Your Symptoms to Guide the Walk

Five Practical Walking Tips for Knee Pain

How Far Should You Walk With Knee Pain?

There is no single safe distance for everyone. Your starting distance should reflect your present symptoms, usual activity level and the likely cause of your pain.

Choose a duration that produces no more than a small, temporary increase in discomfort. For example, if a 20-minute walk causes pain that remains elevated the next morning, reduce the next walk to 10 or 15 minutes. You can then increase gradually once that level feels predictable.

Increase one variable at a time. Add either distance, speed, hills or frequency rather than changing everything together.

Are Hills and Stairs Bad for Knee Pain?

Hills and stairs are not inherently harmful. However, they increase the demand on the thigh muscles and kneecap joint. Downhill walking can be particularly provocative because your muscles must control the body as you descend.

Temporarily use flatter routes if hills or stairs trigger a flare. Once symptoms settle and strength improves, you can gradually restore them rather than avoiding them permanently. Read more about knee pain on stairs.

Does Footwear Matter?

Comfortable, secure footwear may make walking easier. Choose shoes that fit well, feel stable and suit the surface you plan to use. A shoe does not need to be heavily cushioned or marketed for knee pain to be appropriate.

Consider professional advice before buying expensive shoes, braces or orthotics solely to treat knee pain. These products may help selected people, but they do not replace a clear diagnosis, sensible load management and appropriate strengthening.

When Should You Seek Assessment?

Seek prompt medical care if you cannot take several steps, the knee is visibly deformed, swelling rises rapidly, or the joint becomes hot and red. Calf swelling with chest pain or shortness of breath also requires urgent medical assessment.

Frequently Asked Questions

Can I keep walking with knee pain?

Many people can continue walking when pain remains mild, their stride stays normal and symptoms settle shortly afterwards. Start with short, comfortable walks on flat ground and adjust the distance according to the response later that day and the next morning.

How far should I walk if my knee hurts?

Choose a distance that does not produce a substantial increase in pain, swelling or next-day stiffness. Begin below your current limit and increase gradually once the distance feels predictable.

What should I avoid when walking with knee pain?

You may need to temporarily reduce steep hills, stairs, uneven surfaces, fast pacing and long continuous walks. These activities are not always harmful, but they can exceed your knee’s current capacity.

Why does my knee swell after walking?

Swelling can occur when the knee joint or surrounding tissues become irritated. It may follow an injury or occur when walking volume exceeds your current tolerance. Persistent or increasing swelling should be assessed.

When should I see a physiotherapist?

Consider an assessment when symptoms continue beyond one or two weeks, limit normal walking or repeatedly return when you increase distance. Earlier assessment is appropriate when the knee swells, locks, gives way or changes your walking pattern.

Related Knee and Walking Guides

• Knee Pain: Causes, Assessment and Treatment
• Walking Injuries and Prevention
• Knee Pain on Stairs
• What Can Help Relieve Knee Pain?
• Knee Pain FAQs

What Should You Do Next?

You may not need to stop walking completely. Start with a manageable distance, choose a comfortable pace and monitor the response over the next 24 hours. If pain, swelling or loss of confidence continues, a physiotherapist can assess the likely cause and help you build a suitable walking progression.

References

1. Fransen M, McConnell S, Harmer AR, van der Esch M, Simic M, Bennell KL. Exercise for osteoarthritis of the knee. Cochrane Database Syst Rev. 2015;2015(1):CD004376.
2. Goh SL, Persson MSM, Stocks J, et al. Relative efficacy of different types of exercise for treatment of knee and hip osteoarthritis. Sports Med. 2023;53(8):1715–1730.
3. Khan M, Evaniew N, Bedi A, Ayeni OR, Bhandari M. Evaluation and treatment of knee pain: A review. JAMA. 2023;330(15):1471–1483.

A torn meniscus does not always need surgery. Many people improve with physiotherapy, sensible activity changes, and a gradual return to load. Whether a torn meniscus can heal without surgery depends on the tear location, tear type, age, activity level, and current knee symptoms.

Pain, swelling, locking, and how your knee responds to load often matter more than scan wording alone. Many people return to walking, work, gym exercise, and sport with the right guidance, even when a tear remains visible on imaging.

The meniscus of the knee helps spread load, absorb shock, and support joint stability. When the meniscus is torn, its ability to manage force can be reduced. Healing varies because some areas have a better blood supply than others.

Can a torn meniscus heal without surgery?

Some meniscus tears can settle without surgery, especially small, stable tears in the outer part of the meniscus where blood supply is better. Other tears may not fully heal in a structural sense. Even so, pain, swelling, strength, and knee function can still improve with physiotherapy.

This is why a meniscus tear physiotherapy assessment looks beyond the scan. Your physiotherapist will consider swelling, movement, strength, giving way, catching, locking, walking tolerance, sport goals, and how your knee responds to load.

Why can some meniscus tears heal naturally?

Some tears heal naturally because the outer third of the meniscus has a better blood supply. This area is often called the red zone. Blood flow brings cells and nutrients that support tissue repair, so small stable tears in this region may improve with time and guided rehab.

The inner part of the meniscus has limited blood supply. This area is often called the white zone. Tears here heal less reliably. However, limited tissue healing does not always mean ongoing pain or poor function.

When is a meniscus tear less likely to heal without surgery?

A meniscus tear is less likely to heal without surgery when it is large, unstable, displaced, or causing true mechanical locking. A knee that gets stuck and cannot fully bend or straighten needs timely review, especially after a twisting injury.

Symptoms that may need further assessment include:

• True locking: the knee becomes stuck and cannot fully straighten or bend.
• Repeated painful catching: catching that limits movement or confidence.
• Ongoing swelling: swelling that returns after normal activity or sport.
• Giving way: the knee feels unstable or unreliable.
• Loss of extension: the knee cannot straighten compared with the other side.

In these cases, imaging and referral to an orthopaedic specialist may be appropriate. Surgical decisions depend on tear location, tear pattern, symptoms, age, sport demands, and whether the torn tissue can be repaired.

Can physiotherapy help a torn meniscus?

Physiotherapy may help a torn meniscus by improving knee movement, reducing swelling, restoring strength, and guiding a safe return to activity. The aim is to build a knee that tolerates normal loads without repeated flare-ups.

Management often includes education, swelling control, knee range exercises, quadriceps and hip strengthening, balance work, walking progressions, and sport-specific loading. Your program should match your symptoms rather than follow a rigid timeline.

Many people with meniscus symptoms also have related knee issues, such as patellofemoral pain syndrome, patellar tendinopathy, or ligament injury after a twist. If your injury involved a pivot, your physiotherapist may also screen for an ACL injury.

What about degenerative meniscus tears?

Degenerative meniscus tears often respond well to structured non-surgical care. These tears usually develop gradually as the knee and meniscus become less tolerant of load. They are common in adults over 40 and may occur without a clear injury.

Research supports exercise-based physiotherapy as a strong first-line option for many degenerative and non-obstructive meniscal tears. Large trials have found that physical therapy can provide outcomes comparable to arthroscopic partial meniscectomy for many people with degenerative tears.

This does not mean every tear is the same. It means that scan findings should be matched with symptoms, function, and goals before deciding on surgery. Large clinical trials published in peer-reviewed journals, including the BMJ trial on exercise therapy and meniscal tears, support non-surgical care as an appropriate first-line option for many degenerative meniscal injuries.

Should you keep exercising with a torn meniscus?

You can often keep exercising with a torn meniscus, but the type and amount of exercise should match your symptoms. Calm, controlled movement is usually better than complete rest. However, repeated swelling, sharp pain, or locking means the program needs review.

Useful early options may include walking on flat ground, low-resistance cycling, supported squats, step-ups, and targeted knee strengthening exercises. Your physiotherapist may adjust depth, speed, surface, volume, and recovery time to keep your knee within a safe training range.

When should you seek help?

You should seek help if knee pain, swelling, catching, or giving way limits your walking, work, training, or sport. You should also book an assessment if symptoms keep returning when you try to increase activity.

Seek earlier review if your knee locks, will not straighten, swells quickly after injury, or feels unstable. These symptoms may require imaging or medical review. A physiotherapist can help decide whether conservative care is suitable or whether referral is needed.

What to do next

If you think you have a meniscus tear, start by reducing activities that repeatedly flare swelling or catching. Then book a physiotherapy assessment so your knee movement, swelling, strength, and load tolerance can be checked.

Your PhysioWorks physiotherapist can explain whether your symptoms fit a non-surgical pathway, guide rehabilitation, and help you return to walking, work, gym, or sport with a clear plan.

Related PhysioWorks Articles

• Meniscus Tear – Causes, Symptoms and Treatment
• Knee Pain Physiotherapy
• Knee Strengthening Exercises
• ACL Injury
• Patellofemoral Pain Syndrome
• Patellar Tendinopathy
• Physiotherapy Brisbane

Frequently Asked Questions

Can a torn meniscus heal without surgery?

Some torn meniscus injuries can improve without surgery, especially smaller stable tears in the outer red zone. Tears with limited blood supply may not fully heal structurally, but symptoms can still settle with physiotherapy, strength work, and activity changes.

Which meniscus tears are less likely to heal naturally?

Tears in the inner white zone are less likely to heal naturally because this area has poor blood supply. Large, displaced, or unstable tears are also less likely to settle without further review, especially when the knee locks or cannot straighten fully.

Do all meniscus tears need surgery?

No. Many meniscus tears do not need surgery. Degenerative and non-obstructive tears often respond well to education, exercise-based rehabilitation, and load management. Surgery may be considered when symptoms remain limiting or when the knee has true mechanical locking.

How long does a meniscus tear take to settle with physiotherapy?

Timeframes vary. Mild symptoms may improve over a few weeks. More persistent tears may need several months of progressive strengthening and activity planning. Recovery depends on tear type, swelling behaviour, strength, joint health, and sport or work demands.

When should I see a physiotherapist for a meniscus tear?

See a physiotherapist if knee pain, swelling, catching, giving way, or reduced movement affects your daily activity or sport. Seek prompt help if your knee locks, swells rapidly after injury, or will not fully straighten.

References

1. Abram SGF, Hopewell S, Monk AP, Bayliss LE, Beard DJ, Price AJ. Arthroscopic partial meniscectomy for meniscal tears of the knee: a systematic review and meta-analysis. Br J Sports Med. 2020;54(11):652-663. doi:10.1136/bjsports-2018-100223
2. Kise NJ, Risberg MA, Stensrud S, et al. Exercise therapy versus arthroscopic partial meniscectomy for degenerative meniscal tear in middle aged patients: randomised controlled trial with two year follow-up. BMJ. 2016;354:i3740. doi:10.1136/bmj.i3740
3. Sihvonen R, Paavola M, Malmivaara A, et al. Arthroscopic partial meniscectomy versus sham surgery for a degenerative meniscal tear. N Engl J Med. 2013;369(26):2515-2524. doi:10.1056/NEJMoa1305189
4. van de Graaf VA, Noorduyn JCA, Willigenburg NW, et al. Effect of early surgery vs physical therapy on knee function among patients with nonobstructive meniscal tears: the ESCAPE randomized clinical trial. JAMA. 2018;320(13):1328-1337. doi:10.1001/jama.2018.13308
5. Noorduyn JCA, van de Graaf VA, Willigenburg NW, et al. Effect of physical therapy vs arthroscopic partial meniscectomy in people with degenerative meniscal tears: five-year follow-up of the ESCAPE randomized clinical trial. JAMA Netw Open. 2022;5(7):e2220394. doi:10.1001/jamanetworkopen.2022.20394

Assessing knee control during a step-down movement.

A painless clicking knee is usually not a sign of serious damage. Knee clicks can come from normal tendon movement, kneecap movement or pressure changes inside the joint. Seek assessment when clicking occurs with pain, swelling, locking, catching, giving way or a recent injury.

This guide explains the common causes of knee clicking, warning signs to watch for and when exercises or physiotherapy may help. For a broader overview, visit our Knee Pain Guide. You can also read Healthdirect Australia’s knee pain advice.

Is a Clicking Knee Dangerous?

A clicking knee is usually not concerning when the sound is painless, brief and not linked with swelling, weakness or reduced movement. Many healthy knees make occasional clicking, popping or cracking sounds.

Clicking becomes more important when the knee also hurts, swells, locks, catches or feels unreliable. The pattern of symptoms matters more than the sound itself.

What Causes a Clicking Knee?

Knee noise may come from normal soft-tissue movement, pressure changes inside the joint or irritation of structures such as the kneecap or meniscus. An assessment considers where you feel the click, which movement causes it and whether other symptoms occur.

Normal Joint and Tendon Sounds

Tendons and other soft tissues can move over bony points as your knee bends and straightens. Pressure changes within the joint fluid may also create a popping sound.

This type of clicking is often harmless when you have:

• No pain
• No swelling
• No locking or catching
• No giving way
• No loss of movement

Meniscus Injury

The meniscus is a C-shaped cartilage pad that helps cushion and guide the knee. A meniscus tear may follow a twist, deep squat or awkward landing. It can also develop gradually as the joint changes with age.

Possible meniscus symptoms include:

• Painful clicking or catching near the knee joint line
• Swelling or stiffness
• Difficulty fully straightening or bending the knee
• A stuck feeling or true locking

Clicking alone does not confirm a meniscus tear. Your history, swelling pattern, movement and physical examination help determine the likely cause.

Knee Arthritis and Crepitus

Crepitus describes a grating, crackling or crunchy feeling during movement. It can occur with knee osteoarthritis, but it may also occur in people who have little or no pain.

An arthritis-related pattern may include:

• Crunching during stairs, squats or walking
• Stiffness after sitting or resting
• Pain that changes with activity levels
• Reduced confidence on hills or stairs

Management commonly focuses on strength, movement, pacing and maintaining useful physical activity. Arthritis Australia provides further information about osteoarthritis.

Kneecap Tracking and Patellofemoral Pain

The kneecap glides over the end of the thigh bone as the knee bends and straightens. If this joint becomes sensitive or overloaded, you may notice clicking, popping, grinding or pain around the front of the knee.

Checking kneecap and thigh control during single-leg movement.

A kneecap-related pattern may include:

• Pain during stairs, squats, hills or running
• Clicking behind or around the kneecap
• Pain after sitting with the knee bent
• Reduced control during step-downs or single-leg tasks

Read more about Patellofemoral Pain Syndrome and Chondromalacia Patella.

What Does Your Clicking Pattern Suggest?

The following guide does not diagnose the cause. However, it can help you decide whether monitoring or assessment is the more sensible next step.

When Should You Worry About a Clicking Knee?

Arrange an assessment when clicking changes how you walk, exercise or use the knee. Pain, swelling, locking, catching or giving way make an examination more important.

Book a physiotherapy or medical review if you notice:

• Clicking with pain or swelling
• Warmth or redness around the joint
• Locking, catching or a knee that feels stuck
• A feeling that the knee may give way
• A recent twist, fall, tackle or awkward landing
• Symptoms that steadily worsen
• Difficulty with walking, stairs, work, gym or sport

Can Exercises Help Reduce Knee Clicking?

Exercises may help when knee clicking is linked with reduced strength, poor kneecap control, stiffness or a sudden increase in activity. The program should match your symptoms, goals and current capacity.

Guided knee strengthening can improve control and movement confidence.

A physiotherapy exercise program may include:

• Quadriceps and hip strengthening
• Hamstring and calf strengthening
• Step-up and step-down control exercises
• Single-leg balance and movement drills
• Mobility exercises for a stiff knee
• Gradual changes to walking, running, gym or sporting load
• Technique guidance for squats, lunges and stairs

General activity guidance is available from the Australian Government physical activity resources. People returning to sport may also benefit from a structured sports physiotherapy plan.

What About Clicking After Knee Surgery?

Clicking can occur after knee surgery as swelling, strength and movement patterns change. Some noises settle as rehabilitation progresses.

Ask your surgeon or physiotherapist about new clicking that is painful, worsening or linked with swelling, locking, giving way or reduced movement. Follow your specific post-operative restrictions rather than using general exercise advice.

How Can Physiotherapy Help a Clicking Knee?

A physiotherapist can assess whether your knee clicking appears harmless or is linked with a movement, strength or joint problem. The assessment may include swelling, joint movement, kneecap control, muscle strength, balance and the tasks that reproduce your symptoms.

Management may include education, exercise rehabilitation, taping, bracing advice, load planning, gait or running guidance and referral for imaging or medical review when needed. Learn more about the broader pathway on our Physiotherapy Brisbane page.

Frequently Asked Questions About Knee Clicking

Why does my knee click when I move?

Your knee may click because soft tissues move over bone, pressure changes occur inside the joint or the kneecap moves across the thigh bone. If the clicking is painless and there is no swelling, locking or instability, it is often not serious.

Should I worry if my knee clicks but does not hurt?

Painless clicking is usually less concerning. Keep active and monitor the knee. Arrange an assessment if the clicking becomes painful, swollen, unstable or begins after an injury or sudden change in training.

What does painful clicking in the knee mean?

Painful clicking may come from the kneecap joint, meniscus, cartilage or another irritated structure. The location of pain, swelling pattern and movement that causes the click help guide the likely cause.

Can a meniscus tear cause knee clicking?

Yes. A meniscus tear can cause painful clicking, catching, swelling, locking or difficulty fully straightening the knee. However, clicking alone does not confirm a meniscus tear.

Can exercises stop knee clicking?

Exercises may reduce clicking when strength, kneecap control, stiffness or activity load contributes. A program may include hip, thigh, calf and step-control exercises. Harmless joint noise may remain even when the knee is healthy and strong.

When should I see a physiotherapist or doctor?

Seek advice when clicking is painful, swollen, locking, giving way, worsening or linked with trauma. An assessment can clarify whether you need exercise rehabilitation, load changes, imaging or medical review.

What Should You Do Next?

If your knee clicks without pain, swelling, locking or instability, continue sensible activity and monitor it. You do not need to stop exercise because of noise alone.

If the clicking is painful, persistent, follows an injury or limits walking, work, stairs, gym or sport, book a physiotherapy assessment. Your physiotherapist can identify the likely cause and guide a plan matched to your goals.

Related Knee Information

• Knee Pain Guide – explore common causes of knee pain and treatment pathways.
• Meniscus Tear – learn about painful clicking, catching and locking.
• Knee Osteoarthritis – understand crepitus, stiffness and activity management.
• Patellofemoral Pain Syndrome – read about pain and clicking around the kneecap.
• Chondromalacia Patella – review cartilage-related kneecap symptoms.
• Knee Treatment – explore physiotherapy and rehabilitation options.

References

1. Couch JL, King MG, De Oliveira Silva D, et al. Noisy knees—knee crepitus prevalence and association with structural pathology: a systematic review and meta-analysis. Br J Sports Med. 2025;59(2):126–132. doi:10.1136/bjsports-2024-108866.
2. McHugh CG, Matzkin EG, Katz JN. Mechanical symptoms and meniscal tear: a reappraisal. Osteoarthritis Cartilage. 2022;30(2):178–183. doi:10.1016/j.joca.2021.09.009.
3. Neal BS, Lack SD, Bartholomew C, Morrissey D. Best practice guide for patellofemoral pain based on synthesis of a systematic review, the patient voice and expert clinical reasoning. Br J Sports Med. 2024;58(24):1486–1495. doi:10.1136/bjsports-2024-108110.
4. Mo L, Jiang B, Mei T, Zhou D. Exercise therapy for knee osteoarthritis: a systematic review and network meta-analysis. Orthop J Sports Med. 2023;11(5):23259671231172773. doi:10.1177/23259671231172773.