Coughing can cause air to move through your windpipe faster than the speed of sound - over a thousand feet per second!
On average, women have always lived longer than men.
Our Right Lungs takes more air than our left lung.
The brain can stay alive for 4 to 6 minutes without oxygen. After that cells begin die.
Staying awake for 17 hours is the same for your body as drinking 2 glasses of wine.
According to one report, it would take 800 marijuana joints to kill a person - but the cause of death would be carbon monoxide poisoning.
Your tongue is the only muscle in your body that is attached at only one end.
Smokers get ten times more wrinkles than non-smokers.
It is almost impossible to sneeze with your eyes open. It is a defense mechanism that has evolved to protect our eyes from bacteria and debris.
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
Your stomach produces a new layer of mucus every two weeks so that it doesn't digest itself.
Dieters who sleep more take off more fat that those who sleep less.
A person can live without food for about a month, but only about a week without water.
When your face blushes, the lining of your stomach turns red, too.
Lack of water is the #1 trigger of daytime fatigue.
The human body contains over a billion miles of DNA.
Cigarette smoke contains 4,800 chemicals, 69 of which cause cancer.
If you are cold you are more likely to be hungry because you use energy to keep warm.