The average sperm cell swims at 8 inches per hour.
4
2 out of 3 adults in the United States have hemorrhoids.
7
The average person who stops smoking requires one hour less sleep a night.
79
About 400 different kinds of microbes live on and in the human body.
-3
More people have a phobia of frogs than rats.
41
35,000 people in the U.S. will die from the flu annually.
6
Every time you lick a stamp, you're consuming 1/10 of a calorie!
47
A person can live without food for about a month, but only about a week without water.
156