The largest cell in the human body is the female egg and the smallest is the male sperm.
682
Gorillas can catch human colds and other illnesses.
205
The human body contains over a billion miles of DNA.
147
The world's shortest man measures only 21.5 inches.
73
An average heart beats 100,000 times a day, pumping some 2,000 gallons of blood through its chambers. Over a 70-year life span, that adds up to more than 2.5 billion heartbeats.
73
On average, there's 100 billion neurons in the human brain.
83
Every human spent about half an hour as a single cell.
144
Due to the angle at which the optic nerve enters the brain, staring at a blue surface during sex greatly increases the intensity of orgasms.
252