It takes twice as long to lose new muscle if you stop working out than it did to gain it.
127
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
One human hair can support 3 ounces.
191
Our eyes are always the same size from birth, but our nose and ears never stop growing.
266
Some monks can increase their body temperature so much they can dry soaking sheets in a freezing room!
31
Your body is creating and killing about 2.4 million red blood cells per second.
17
If you hold farts in during the day, they'll just come out when you sleep.
16
The human brain uses approximately as much energy as a 10 watt light bulb.
120