Have you ever worried that running causes more problems than it solves?

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Sources:

http://www.arthritis.org/about-arthritis/types/osteoarthritis/
http:jaoa.orgarticle.aspx?articleid=2093294
https:www.ncbi.nlm.nih.govpubmed10760643
http:www.pmrjournal.orgarticleS1934-1482(12)00076-7abstract
https:www.nytimes.com20170118wellmoverunning-may-be-good-for-your-knees.html
https:www.ncbi.nlm.nih.govpubmed27699484