"Fish odor syndrome" is a rare genetic disorder that causes people to smell like rotten fish.
5
The average human body contains enough iron to make a small nail.
50
Fingernails grow fastest on the hand you favor.
44
Banging your head against a wall uses 150 calories an hour.
57
Fidgeting can burn about 350 calories a day.
201
Your stomach produces a new layer of mucus every two weeks so that it doesn't digest itself.
160
It is possible to go blind from smoking too heavily.
50
Your tongue is the only muscle in your body that is attached at only one end.
173