This Is Your Brain on running athletics facility
https://wiki-stock.win/index.php?title=What's_Holding_Back_the_running_tracks_Industry%3F
Asphalt - Now you would believe that asphalt is just as bad as concrete, but it is not. It's actually about 8 times "softer". The genuine problem with working on asphalt roadways is not the hardness, but the camber