New answers tagged long-distance-running
I've experience this for a long time, it get much better right now but not solved completed. First reason cause it is your foot may be supination/pronation, at least this is what I had. You can go hospital and do a simple test with a result like this : http://2.im.guokr.com/gkimage/34/vn/tp/34vntp.png The left one is normal/good arch, and make sure yours ...
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