CoachingAnswer

WHY DO MY KNEES HURT WHEN CYCLING?

By Anthony WalshRoadman CyclingUpdated 25 August 2026

ANSWER

Cycling knee pain can involve training load, position, cleats, cadence, tissue irritation or a health problem; the location alone does not identify one cause. Reduce the aggravating load, record recent training and equipment changes, and restore any recent fit change before experimenting further. A qualified fitter can assess position. Seek clinical assessment for persistent or worsening pain, swelling, weakness, locking, giving way, night pain or symptoms away from the bike.

KEY TAKEAWAYS

Pain location is context, not a reliable instruction to raise, lower or move the saddle.
Review recent volume, intensity, hills, cadence and equipment changes alongside the fit.
Change one recorded variable at a time; several simultaneous adjustments hide cause and effect.
Persistent pain, swelling, weakness, locking, giving way or night pain needs clinical assessment.

WHO THIS IS FOR

IS THIS YOU?

The rider with a new knee symptom

You need a safe order of checks without assuming the bicycle is the only cause.

The rider whose pain keeps returning

You need to stop random adjustments and decide whether a fitter or clinician should assess it.

THE ROADMAN VIEW

Where the knee hurts helps describe the problem; it does not prove which component is wrong.

The useful evidence trail is recent load, exact equipment, onset time, original setup and one repeatable change—not an internet symptom map.

EXPERT EVIDENCE

WHAT THE EXPERTS SAY

Phil BurtFormer Head of Physiotherapy, British Cycling
Roadman's conversation with Burt provides practitioner context for assessing the rider and bicycle together. It is not a claim that every knee-pain location has one mechanical cause.

PRACTICAL APPLICATION

DO THIS WEEK

Reduce the aggravating dose
Pause the session that reliably worsens the symptom and note whether easy riding, daily activity or rest also produces it.
Record load and setup
Write down recent volume, intensity, hills, cadence, shoes, cleats, saddle, bike service and any fit change.
Restore before experimenting
If symptoms followed a recorded equipment or position change, restore the prior safe setup. Do not move several contact points at once.
Escalate the right problem
Use a fitter for position, a mechanic for bicycle safety and a clinician for persistent or concerning symptoms.

COMMON MISTAKES

WHAT CYCLISTS GET WRONG

MISTAKETreating anterior, posterior or lateral pain as a diagnosis.
FIXUse location to describe the symptom, then assess load, fit, equipment and health together.
MISTAKECopying a fixed 3–5mm saddle move from an article.
FIXPreserve the baseline and make a small, reasoned change only when the assessment supports it.
MISTAKETraining through a worsening symptom for two weeks.
FIXReduce the aggravating load and seek assessment sooner when warning signs are present.

FAQ

FREQUENTLY ASKED QUESTIONS

Does front-of-knee pain mean my saddle is too low?

Not by itself. Saddle height, setback, crank length, cadence, training load and a non-cycling condition can all affect the symptom. Pain location cannot select one adjustment without an assessment.

Should I change my cleats when my knee hurts?

Only after recording the current position and checking whether a cleat change, wear or rotation preceded the symptom. Do not force the foot into a generic angle or change cleats and saddle together.

Can a bike fit help cycling knee pain?

It can help when position or equipment contributes, but it cannot rule out a load or health problem. A fitter should document the setup and explain uncertainty rather than guarantee a cure.

When should cycling knee pain be assessed clinically?

Seek assessment for pain that persists or worsens despite reducing the aggravating load, or for swelling, weakness, locking, giving way, night pain, trauma or symptoms during daily life.

RELATED EPISODES

HEAR THE CONVERSATIONS

5 Bike Fit Mistakes | Roadman Cycling Podcast

Daryl Fitzgerald Bike-Fit Podcast: Saddle Height, Cranks and Fit

I Tried A Bike Fit From Team GB Bike Fitter (Here's What Happened)