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
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
You can hear the blood flowing through your ears if you find a quiet place and cover them tightly.
17
In ancient Egypt, priests plucked EVERY hair from their bodies, including their eyebrows and eyelashes.
130
There are about 1,400 different species of bacteria in your belly button.
10
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