The average sperm cell swims at 8 inches per hour.
76
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
The adult human brain weighs about 3 pounds (1,300-1,400 g).
99
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
Held in farts enter your bloodstream and are bad for your body.
26
There are about 1,400 different species of bacteria in your belly button.
10
You see your nose at all times, your brain just chooses to ignore it.
30
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217