Question: what are interesting facts about the human body?
Answer: Your fingernails grow four times as fast as your toenails? Babies are born with 300 bones – adults have 206. Eyelashes last about 150 days. The heart circulates your blood through your body about 1,000 times each day. You make about half a quart (500ml) of spit each day. The smallest bone in your body is in your ears.