The average person's skin weighs twice as much as their brain.
131
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
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
You see your nose at all times, your brain just chooses to ignore it.
30
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
The human brain uses approximately as much energy as a 10 watt light bulb.
120
In 30 minutes, the average body gives off enough heat (combined) to bring a half gallon of water to boil.
198