There are about 1,400 different species of bacteria in your belly button.
10
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
If you are cold you are more likely to be hungry because you use energy to keep warm.
144
The human brain uses approximately as much energy as a 10 watt light bulb.
120