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A 21-year-old member asked:

I am 21 and started running everyday again. my left knee started hurting and stopped. now my right knee is slightly swollen and can barely walk. why?

1 doctor answer4 doctors weighed in
Dr. Rick Pospisil
Specializes in Orthopedic Surgery
Knee pain : Too much , too quickly . Pain is the bodies way of asking for a time out , So .. You need to rest totally for a few weeks , when you resume start slowly and progress by increasing time spent by only 10 % per week

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Last updated Nov 28, 2017

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