It takes twice as long to lose new muscle if you stop working out than it did to gain it.
127
Fingernails grow nearly 4 times faster than toenails!
30
Your stomach produces a new layer of mucus every two weeks so that it doesn't digest itself.
160
The whiter your tongue, the more germs there are on it.
88
The largest cell in the human body is the female egg and the smallest is the male sperm.
682
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
Nearly 80 percent of all sudden cardiac arrests happen at home.
7