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September 23, 2025 21 mins

It’s marathon season, but whether you’re running 40 kilometres or four you might’ve wondered what it’s doing to your joints.

It used to be thought things like osteoarthritis of the knee or the hip were caused by wear and tear, and running made things worse.

Norman and Tegan jog through how the evidence has evolved, and answer the question: should you be hopping on the run club trend?

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You can listen to more episodes of the What’s That Rash? podcast with presenters Norman Swan and Tegan Taylor on the ABC Listen app (Australia) or wherever you get your podcasts. We answer your questions on everything from TikTok wellness trends to wonder drugs and diet myths.

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