Your body is creating and killing about 2.4 million red blood cells per second.
17
Crying literally alleviates stress and uniquely allows humans to decrease feelings of anger and sadness.
24
The largest cell in the human body is the female egg and the smallest is the male sperm.
682
If you are bitten by a poisonous snake, and fail to receive medical attention, you still have a 50% chance of survival.
28
Your heart beats over 100,000 times a day!
54
Men have larger hearts; women's hearts beat faster.
77
The smallest human penis ever recorded was just 5/8 of an inch long!
77
Dogs can be trained to identify the scent of lung cancer long before symptoms develop.
190