Your heart will pump about 212 million liters in its lifetime.
26
Smoking while pregnant increases the chances of spontaneous abortions (miscarriages) stillbirths and premature labor.
77
A woman's sense of smell is most sensitive during ovulation.
34
The average human body contains enough iron to make a small nail.
50
If you are bitten by a poisonous snake, and fail to receive medical attention, you still have a 50% chance of survival.
28
"Fish odor syndrome" is a rare genetic disorder that causes people to smell like rotten fish.
5
A person infected with the SARS virus, has a 95-98% chance of recovery.
23
Enamel is hardest substance in the human body.
61