The human brain is insensitive to pain.
76
There are about 1,400 different species of bacteria in your belly button.
10
The human brain is more active during sleep than during the day.
28
The largest cell in the human body is the female egg and the smallest is the male sperm.
682
Our Right Lungs takes more air than our left lung.
194
According to a 1950s survey, 75% of men ejaculate within two minutes of penetration.
109
Household bleach is the recommended chemical to decontaminate people exposed to the anthrax virus, by the U.S. F.D.A.
16
Men get hiccups more often than women.
93