Hey, Runatic!
A 2023 review combined 17 studies involving 7,194 runners and 6,947 non-runners. Overall, runners did not show greater worsening of signs of knee osteoarthritis.
That's no guarantee for every knee. Studies differed in participants' ages, follow-up, and exercise loads. An individual's pain needs its own assessment.
The “wearing out” metaphor turned out to be a little crude for the evidence. Research study
🎵 James Brown & The Famous Flames — I Got You (I Feel Good) · Apple Music