Pain occurs when sounds are above 130 db.
124
The brain receives 20% of the body’s oxygen and 25% of total body glucose utilization, despite it accounting for only 2% of a person’s weight (about 1.4 kilograms).
8
Your stomach produces a new layer of mucus every two weeks so that it doesn't digest itself.
160
Fingernails grow nearly 4 times faster than toenails!
30
Sleeping on your stomach can induce weirder, scarier, and sexier dreams.
22
Common pesticides such as roach, termite, and flea insecticide can be found in the bodies of the majority of Americans.
11
Every hour one billion cells in the body must be replaced.
17
Scientists estimate that laughing 100 times is equivalent to a 10-minute workout on a rowing machine.
202