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
Enamel is hardest substance in the human body.
61
Gorillas can catch human colds and other illnesses.
205
Stress can result in more headaches as a result of the body rerouting blood flow to other parts of the body.
92
On average, a human being will have sex more than 3,000 times and spend two weeks kissing in their lifetime.
160
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
A man's beard grows fastest when he anticipates sex.
239
The human brain uses approximately as much energy as a 10 watt light bulb.
120