A guide to the most common causes of knee pain in lawn bowls, biomechanical adjustments on the mat, and how to manage and prevent it using authoritative clinical guidance.

Injuries are an unfortunate part of playing sport. Despite the gentle image of bowls, bowlers are not immune to them.
Most common injuries have obvious causes and treatments—these include shoulder and finger issues. However, there is one type of injury that is common, yet often shrouded in mystery: knee pain.
There is more to knee injuries in lawn bowls than simple overuse. In this guide, I hope to help those who experience knee discomfort understand the physical stresses involved, adjust their delivery biomechanics, and follow evidence-based recovery practices.
If you are experiencing persistent or sharp knee pain, speak to your GP or a chartered physiotherapist. They will be able to properly assess your condition, evaluate joint stability, and prescribe a personalized recovery plan.
The practical playing guidance here reflects bowling technique insights and on-green experience, complemented by authoritative clinical guidance from the NHS and the Chartered Society of Physiotherapy.
Common knee pain symptoms
There are 3 common complaints that I hear about knee pain in lawn bowls:
1. Pain below or under the kneecap building up during play: This is often a dull ache that grows as the match progresses, accompanied by stiffness in the joint. It might not feel acute during the actual delivery stride, but intensifies as you walk back and forth along the green over 18 to 21 ends.
2. Post-game stiffness and aches: The pain only flares up the evening after or the morning following a match. While it may subside with rest after 48–72 hours, it severely limits how often you can roll up during the week.
3. Sharp pain during the delivery lunge: This is the most urgent concern—a sudden, sharp catch in the leading knee at the bottom of your delivery motion when transferring body weight forward.
Common Causes
There are 3 major causes of knee pain on the bowls green:
- Overuse and sudden volume spikes: Playing multiple matches in quick succession without adequate rest.
- Age-related wear and tear: Osteoarthritis or gradual cartilage thinning in the joint.
- Biomechanical and technical delivery flaws: Allowing the knee to overshoot the ankle or collapsing inward during delivery.
Overuse and sudden spikes in playing time
It is not uncommon during the summer season to bowl 4 or 5 times a week, and if you roll up for practice on top of that, you can find yourself bowling daily. That repetitive lunging motion puts cumulative compressive load on the patellofemoral joint and patellar tendon.
Overuse issues frequently peak at the start of a new outdoor season in April/May when bowlers transition from months off straight into intensive league play.
Wear and tear (Osteoarthritis)
Because lawn bowls attracts players across all age groups, wear and tear in the cartilage (osteoarthritis) is a frequent underlying factor. Unlike acute overuse, wear-and-tear issues develop gradually over years. Players with joint wear often experience stiffness after sitting down following a match, or a dull ache that requires gentle mobility to loosen up.
Technical delivery issues: The leading knee angle
A frequent technical error on the mat is allowing the leading knee to travel too far forward beyond the toes. Biomechanically, your front tibia should remain near vertical, creating approximately an 80 to 90-degree angle between the shin and thigh.
When you lunge excessively forward and your knee extends past your toes, shear force across the patellar tendon increases dramatically. This acute pressure is what produces that sharp, alarming twinge when releasing the bowl.
Clinical Treatment & Recovery Protocols
For minor aches, strains, or post-match irritation, healthcare bodies such as the NHS recommend the updated PRICE protocol (Protection, Rest, Ice, Compression, Elevation):
- Protection: Protect the joint from further stress. Stop playing if pain is sharp or causes you to limp.
- Rest: Allow inflamed soft tissues 48 hours to settle. Switch to low-impact walking rather than high-load lunging.
- Ice: Apply a cold compress wrapped in a damp towel to the sore area for 10 to 15 minutes, up to 3 times a day. Never apply ice directly onto bare skin.
- Compression: A lightweight elastic knee support or tubular bandage can reduce localized swelling and provide gentle proprioceptive feedback. Ensure the sleeve is not tight enough to restrict circulation or cause numbness.
- Elevation: Rest with your leg raised on a cushion to help drain any fluid accumulation.
For comprehensive self-care advice and clinical guidance on knee symptoms, review the NHS Knee Pain Guide and the Chartered Society of Physiotherapy (CSP) Knee Pain Management Resource.
When to Seek Urgent Medical Attention (NHS Red Flags)
Self-treatment is only suitable for mild, non-traumatic pain. According to NHS clinical safety standards, you should seek immediate medical assessment (via NHS 111, GP, or an urgent treatment centre) if:
- You cannot put weight on your knee or it feels completely unstable and gives way.
- Your knee is visibly deformed, severely swollen, or locked so you cannot straighten it.
- You heard or felt a distinct "pop" accompanied by sudden severe pain.
- Your knee or calf is hot, red, or accompanied by fever or numbness.
Correcting Technical Delivery Flaws
Once initial inflammation has settled and your doctor or physiotherapist has cleared you to bowl, have a club coach or fellow player film your delivery from side-on. Check:
- Is your front knee tracking in line with your second toe, or collapsing inward (valgus collapse)?
- Is your stride length appropriate so your knee stays directly above or slightly behind your ankle?
- Would a delivery aid help? Bowlers with restricted knee flexion often benefit hugely from using a bowling arm, which eliminates the need to bend or lunge entirely.
How to prevent knee pain in lawn bowls
Prevention is always better than cure. By combining proper conditioning with sensible scheduling, you can protect your joints throughout the season.
Proper dynamic warm-up
Before bowling your first end, spend 5 to 10 minutes walking briskly around the green followed by dynamic mobility exercises (gentle bodyweight squats, ankle circles, and hip swings). Save prolonged static stretches for after your match to help loosen tight hamstrings and calves.
Progressive loading & schedule management
Avoid jumping straight from winter inactivity into 21-end matches 5 days a week. Gradually ramp up match length and roll-up frequency over the first 3 weeks of the season to give tendons and joints time to adapt. See our guide on preparing for a new bowls season for a structured schedule.
Strengthen supporting muscles
The knee joint is stabilized by the quadriceps, hamstrings, and gluteal muscles. Strengthening these muscle groups off the green significantly reduces the load transferred through the patellar tendon. The Chartered Society of Physiotherapy (CSP) recommends targeted low-impact exercises such as sit-to-stands, straight leg raises, and bridges:
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