Common pesticides such as roach, termite, and flea insecticide can be found in the bodies of the majority of Americans.
11
If your stomach didn't produce a new layer of mucous every two weeks, it would digest itself.
33
On average, there's 100 billion neurons in the human brain.
83
Only 1% of bacteria cause disease in humans!
2
A hard working adult sweats up to 4 gallons per day. Most of the sweat evaporates before a person realizes it's there, though!
25
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
Every year your body replaces 98% of your atoms.
119
The levels of two stress hormones, cortisol and epinephrine which suppress the body's immune system, will actually drop after a dose of laughter.
112