A woman's sense of smell is most sensitive during ovulation.
34
Cracking your knuckles does not actually hurt your bones or cause arthritis. The sound you hear is just gas bubbles bursting.
18
People that suffer from gum disease are twice as likely to have a stroke or heart attack.
22
The right lung takes in more air than the left.
30
Our eyes are always the same size from birth, but our nose and ears never stop growing.
266
The whiter your tongue, the more germs there are on it.
88

