In 1996, research found that having excessive body hair is linked to higher intelligence.
23
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
Held in farts enter your bloodstream and are bad for your body.
26
Fingers prune underwater not because of them absorbing the water or washing away the oil, but because of an evolutionary trait caused by the brain to enhance the grip of your fingers underwater.
24
One human hair can support 3 ounces.
191
There's 100 trillion good bacteria living in your body.
17
The focusing muscles of the eyes move around 100,000 times a day. To give your leg muscles the same workout, you would need to walk 80km (50 miles) every day.
21
A person can live without food for about a month, but only about a week without water.
156