If you hold farts in during the day, they'll just come out when you sleep.
16
Staying awake for 17 hours is the same for your body as drinking 2 glasses of wine.
193
Your body is creating and killing about 2.4 million red blood cells per second.
17
The human sigh acts as a physiological reset button.
23
The average sperm cell swims at 8 inches per hour.
76
There's 100 trillion good bacteria living in your body.
17
It is possible for you to survive even after the removal of the spleen, the stomach, one kidney, one lung, 75% of the liver, 80% of the intestines, and almost every organ from the pelvic and groin area.
218
The human body contains over a billion miles of DNA.
147