It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
If you hold farts in during the day, they'll just come out when you sleep.
16
When you get goosebumps and your hair stands, the hair helps to trap air, making you feel warmer by keeping in your body heat.
46
Within three days of death, the enzymes that once digested your food begin to eat you.
22
The levels of two stress hormones, cortisol and epinephrine which suppress the body's immune system, will actually drop after a dose of laughter.
112
After age 30, the brain begins to lose about 50,000 neurons per day - shrinking the brain .25% each year.
55
It takes twice as long to lose new muscle if you stop working out than it did to gain it.
127