Mushrooms are more closely related to humans than they are to plants.
47
The human eye blinks an average of 4,200,000 times a year.
233
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
One human hair can support 3 ounces.
191
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
The average sperm cell swims at 8 inches per hour.
4
It takes about 20 seconds for a red blood cell to circle the whole body.
102
A person will create enough saliva to fill two average size swimming pools during his lifetime.
191