Crying literally alleviates stress and uniquely allows humans to decrease feelings of anger and sadness.
24
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
The human sigh acts as a physiological reset button.
23
The human brain is more active during sleep than during the day.
28
You forget 90% of your dreams.
256
A person can live without food for about a month, but only about a week without water.
156
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 brain is very soft, having a consistency similar to soft gelatin or firm tofu.
13