The human brain is more active during sleep than during the day.
28
Unconsciousness will occur after 8-10 seconds after loss of blood supply to the brain.
93
Mushrooms are more closely related to humans than they are to plants.
47
The largest cell in the human body is the female egg and the smallest is the male sperm.
682
Women have about four times as many foot problems as men; lifelong patterns of wearing high heels often are the culprit.
111
The average person will go on a date at least 100 times before they finally marry.
33
A third of the human population sneezes when they look at the Sun. Light can signal the ocular nerve near the sinuses and triggers a sneeze.
18
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82