The average person's skin weighs twice as much as their brain.
131
One human hair can support 3 ounces.
191
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
Staying awake for 17 hours is the same for your body as drinking 2 glasses of wine.
193
If you hold farts in during the day, they'll just come out when you sleep.
16
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.
199
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