It takes 17 muscles to smile, 43 to frown.
65
Your stomach produces a new layer of mucus every two weeks so that it doesn't digest itself.
160
The average person's skin weighs twice as much as their brain.
131
If you stop working out, it takes twice as long to lose strength than it took to gain it.
16
Chocolate, sex, and laughter are all important for a healthy brain.
37
Having sex can make a woman look younger and more attractive due to the release of estrogen and collagen.
346
Sitting straight upright in your chair is bad for your back. You should instead slouch at an angle of 135 degrees.
10
Unconsciousness will occur after 8-10 seconds after loss of blood supply to the brain.
94