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
In 1996, research found that having excessive body hair is linked to higher intelligence.
23
You can hear the blood flowing through your ears if you find a quiet place and cover them tightly.
17
Within three days of death, the enzymes that once digested your food begin to eat you.
22
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
For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
515
Your heart will pump about 212 million liters in its lifetime.
26