Stress can result in more headaches as a result of the body rerouting blood flow to other parts of the body.
92
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
The average sperm cell swims at 8 inches per hour.
76
In ancient Egypt, priests plucked EVERY hair from their bodies, including their eyebrows and eyelashes.
130
In 30 minutes, the average body gives off enough heat (combined) to bring a half gallon of water to boil.
199
There are times when you're walking that the pressure on your feet exceeds your body weight, and when you're running, it can be three or four times your weight.
62
Within three days of death, the enzymes that once digested your food begin to eat you.
22