Comment on Ask HN: How much do you exercise a day/week?parentComments−WalkingDead17yWatchout biking. It may cause impotence. Not joking.http://healthlink.mcw.edu/article/1023994375.htmlThat was the first link from google. There are others more informative. Make a few searches if interested.
Comments
Watchout biking. It may cause impotence. Not joking.
http://healthlink.mcw.edu/article/1023994375.html
That was the first link from google. There are others more informative. Make a few searches if interested.