Some people have a "natural alarm clock" allowing them to wake up when they want. This is actually caused by a burst of the stress hormone adrenocorticotropin.
15
We are born with 350 bones, and die with 206.
135
Common pesticides such as roach, termite, and flea insecticide can be found in the bodies of the majority of Americans.
11
There's 100 trillion good bacteria living in your body.
17
A study in the UK states that men need at least two "guys nights out" each week to stay healthy.
5
Midgets and dwarfs almost always have normal sized children.
54
Crushed cockroaches can be applied to a stinging wound to help relieve the pain.
31
Ingrown toenails are hereditary.
15