The human body contains over a billion miles of DNA.
147
You can hear the blood flowing through your ears if you find a quiet place and cover them tightly.
19
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 your DNA was stretched out it would reach to the moon 6,000 times.
256
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
Some monks can increase their body temperature so much they can dry soaking sheets in a freezing room!
32
There are about 1,400 different species of bacteria in your belly button.
10
The human brain uses approximately as much energy as a 10 watt light bulb.
120