Answer:
I believe it is A, Genital herpes
Explanation:
Well because this is health I am assuming they are referring to the health side of the sport. The concussion rate in the sport is super high, higher than most sports even with the padding and helmet protection. It is also a high contact sport so injuries are bound to happen.
the human body has about 206/207 bones. and the human brain has about 100 billion braincells.
Around 18 minutes for nfl players