A hard working adult sweats up to 4 gallons per day. Most of the sweat evaporates before a person realizes it's there, though!
25
India used to be the richest country in the world until the British invasion in the early 17th Century.
37
It is almost impossible to sneeze with your eyes open. It is a defense mechanism that has evolved to protect our eyes from bacteria and debris.
164
Fingernails grow nearly 4 times faster than toenails!
30
Your tongue is the only muscle in your body that is attached at only one end.
173
Men are twice as likely to be binge drinkers than women.
87
Lack of water is the #1 trigger of daytime fatigue.
148
The smallest human penis ever recorded was just 5/8 of an inch long!
77