The human sigh acts as a physiological reset button.
23
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
Within three days of death, the enzymes that once digested your food begin to eat you.
22
In 30 minutes, the average body gives off enough heat (combined) to bring a half gallon of water to boil.
199
After age 30, the brain begins to lose about 50,000 neurons per day - shrinking the brain .25% each year.
55
Your heart will pump about 212 million liters in its lifetime.
26
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
If your DNA was stretched out it would reach to the moon 6,000 times.
256