The average sperm cell swims at 8 inches per hour.
4
According to one report, it would take 800 marijuana joints to kill a person - but the cause of death would be carbon monoxide poisoning.
176
It takes approximately 12 hours for food to entirely digest.
93
The average female will have 3.3 pregnancies in her life.
49
A hard working adult sweats up to 4 gallons per day. Most of the sweat evaporates before a person realizes it's there, though!
25
Some people have a "natural alarm clock" allowing them to wake up when they want. This is actually caused by a burst of the stress hormone adrenocorticotropin.
15
Motorists who talk on cell phones are more impaired than drunk drivers with blood-alcohol levels exceeding .08!
49