Knee Braces for Arthritis: Do They Help?

By Emma - The Hip & Knee Physio

If you have knee arthritis, you may have wondered whether a knee brace would help. It is a fair question. Braces are everywhere, from chemists to sports stores to online ads that make it look like one neoprene sleeve can restore civilisation.

The honest answer is that knee braces can help some people with knee arthritis, but they are not the whole treatment plan.

I am Emma Glynn, an APA Titled Musculoskeletal Physiotherapist in Camberwell. I work exclusively with hip and knee conditions, and I often see people who are unsure whether they need a brace, a stronger exercise plan, a medical review, or simply better guidance on what their knee can tolerate.

What does a knee brace do?

A brace does not reverse knee arthritis. It does not regrow cartilage. It does not replace strength. What it may do is change how supported the knee feels, reduce symptoms during certain activities, or help you stay active while you build capacity.

Common reasons people try a brace include:

• Pain with walking

• Pain with stairs

• A sense of instability

• Swelling or puffiness

• Reduced confidence on uneven ground

• A desire to keep exercising with less irritation

A brace is usually most useful when it helps you do more of the right activity, not when it becomes the only strategy.

Types of knee braces for arthritis

There are several brace types, and they are not interchangeable.

A compression sleeve may provide warmth, light compression and a sense of support. These are easy to wear but usually provide limited mechanical control.

A hinged brace may provide more structure if the knee feels unstable or poorly controlled.

An unloader brace may be considered when one side of the knee joint is more affected, often in medial compartment knee osteoarthritis. It aims to shift load away from the more irritated side of the joint. These can be helpful for selected people but are bulkier and not always comfortable.

A patellofemoral brace may be considered when symptoms are mainly around the kneecap joint.

When a knee brace may help

A brace may be worth considering if knee arthritis is affecting walking, stairs or confidence, especially if you are trying to remain active during a flare or while rebuilding strength.

It may be useful if:

• Your knee feels unstable

• Walking is limited by pain

• Stairs feel difficult or unsafe

• One side of the knee is more symptomatic

• You want temporary support during a flare

• You are trying to stay active while improving strength

But if your knee is painful because your walking load, strength program or activity pacing is off, a brace alone is unlikely to solve the bigger problem.

When a brace is not enough

If a brace helps you move more comfortably, that is useful. But if you are relying on a brace and still getting weaker, walking less, avoiding stairs or flaring constantly, the plan is incomplete.

Knee arthritis management usually needs:

• Education

• Strength training

• Walking or aerobic activity

• Load management

• Flare-up strategies

• Weight management where relevant

• Medical advice where appropriate

  
  

The brace is a tool. It is not the project manager.

Should you buy one yourself?

If you want a simple compression sleeve for comfort, that may be reasonable. But if you are considering a more expensive brace, especially an unloader brace, it is worth getting assessed first.

A proper assessment can help clarify:

• Whether your symptoms fit knee OA

• Whether the pain is mainly tibiofemoral or patellofemoral

• Whether swelling or instability is present

• Whether the brace is likely to help your goals

• What exercises still need to be done

The worst version of this is spending hundreds of dollars on a brace that sits in the cupboard looking smug.

What to do next

If you have knee arthritis and are wondering whether a brace might help, the useful question is not just “which brace?” It is “what is the role of the brace in the whole plan?”

If you are based in Melbourne’s inner east, including Camberwell, Hawthorn, Canterbury, Surrey Hills, Glen Iris or nearby, you can book an in-person knee assessment.

Emma

Medical disclaimer

This blog is general educational information only and is not a substitute for individual medical advice, diagnosis or treatment. If you have severe or worsening pain, recent trauma, inability to weight-bear, fever, unexplained weight loss, severe or progressive night pain, new neurological symptoms, sudden severe groin pain, or symptoms that concern you, please seek medical review promptly.

References

Kolasinski, S. L., Neogi, T., Hochberg, M. C., et al. (2020). 2019 American College of Rheumatology/Arthritis Foundation guideline for the management of osteoarthritis of the hand, hip, and knee. Arthritis Care & Research, 72(2), 149–162. https://doi.org/10.1002/acr.24131

Duivenvoorden, T., Brouwer, R. W., van Raaij, T. M., Verhagen, A. P., Verhaar, J. A. N., & Bierma-Zeinstra, S. M. A. (2015). Braces and orthoses for treating osteoarthritis of the knee. Cochrane Database of Systematic Reviews, 2015(3), CD004020. https://doi.org/10.1002/14651858.CD004020.pub3