Read more: http://healthland.time.com/2013/02/06/t ... z2UnLEJxkgThe Secret to Super Sperm? Less TV
"Men who spent 20 or more hours a week in front of the TV had a sperm count that was on average 44% lower than that of men who spent less time watching TV. And those who were the most physically active also enjoyed a 73% higher sperm count than those who were more sedentary. Being more active and watching less TV were associated with a higher sperm count and sperm concentration for the young men overall."
See also: http://www.huffingtonpost.com/2013/02/0 ... 23238.html