The average sperm cell swims at 8 inches per hour.
4
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
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
Tigers can see 6 times better at night than humans.
305
The human brain uses approximately as much energy as a 10 watt light bulb.
120
Pain occurs when sounds are above 130 db.
124
All 13 minerals necessary for human life can be found in alcohol beverages.
282
Your fingernails grow faster in summer.
744