Why Don’t Runners’ Knees Fail More Often?

Oct 17 2020 by Colorado Runner

 
First, the bad news. A sophisticated new model shows that if you start running at age 23 and put in less than two miles a day, there’s a 98 percent chance that your knees will fail by the age of 55. Now, the good news: that doesn’t actually happen in real life. In fact, as I and many others have repeatedly pointed out, the evidence suggests that running is neutral at worst, and possibly even helpful, for the long-term health of your knees. So the real question—and it’s an interesting...
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