Medicine and Science from The BMJ The shaky science of the Q-collar, exercise for osteoarthritis, and patient choice.
Oct 21, 2025
Explore the Q-Collar, a device promoted for brain injury protection in sports, and the skepticism surrounding its scientific backing. Hear insights from former athlete Johnny Townsend on the search for concussion solutions. Discover a network meta-analysis revealing aerobic exercise as the top choice for knee osteoarthritis relief. Finally, delve into patient perspectives on choice in healthcare, emphasizing informed decision-making and the need to empower patients rather than merely offering options.
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An Athlete's Mixed Experience
- Johnny Townsend tried the Q-Collar and did not notice clear benefits during runs, but many peers wore it 'just in case'.
- He valued peer feedback and cautious personal assessment over marketing claims.
FDA Clearance Came With Caveats
- FDA reviewers found the Q-Collar data did not demonstrate prevention of concussion and raised methodological concerns.
- The device was authorised with a required fine-print disclosure that most consumers won't notice.
Start With Aerobic Exercise For Knee OA
- For knee osteoarthritis, prioritize non-surgical care: weight loss, education, and exercise, with aerobic exercise suggested first-line.
- Bing Wang recommends trying aerobic exercise before drugs, injections, or surgery.