Smoking while pregnant increases the chances of spontaneous abortions (miscarriages) stillbirths and premature labor.
77
Your stomach produces a new layer of mucus every two weeks so that it doesn't digest itself.
160
10 seconds is the amount of time until unconsciousness after the loss of blood supply to the brain.
108
The adult human brain weighs about 3 pounds (1,300-1,400 g).
99
Women have about four times as many foot problems as men; lifelong patterns of wearing high heels often are the culprit.
111
If you unfolded your brain, it would cover an ironing board.
42
The record for the longest scientifically documented period without sleep is 264.4 hours (eleven days).
15
