From 2002 to 2010, they found that about 16,000 Americans went to the emergency room for genitalia injuries.  69%were male.  And the top seven most common things that caused those injuries were . . .

#1.)  Bicycles.

#2.)  Razors, scissors, and clippers.

#3.)  Zipper injuries.

#4.)  Falling in the bathroom.

#5.)  Playing basketball.

#6.)  Playing baseball or softball.

#7.)  Skiing and snowboarding.