The average person's skin weighs twice as much as their brain.
131
In 30 minutes, the average body gives off enough heat (combined) to bring a half gallon of water to boil.
198
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
Babies crawl an average of 200m a day.
212
Our eyes are always the same size from birth, but our nose and ears never stop growing.
266
By weight, Bone is five times stronger than steel.
417
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14