This question always comes to mind whenever I see people jogging along sidewalks, and wonder. Sidewalks are generally concrete or cement or something, which is definitely harder than dirt, so…

    • MamboGator@lemmy.world
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      1 year ago

      I ran track in grade 6, but I went to a poor rural school that only had a grass track to practice on. When we went to compete with the townie kids they had a paved track and as soon as I started running it was like my legs forgot how to do it. I could feel the impact all the way through my bones and joints like I was suddenly missing shock absorbers.