9 Facts About Everyday Life

. Bodies give off a tiny amount of light that’s too weak for the eye to see.
. The average person has 67 different species of bacteria in their belly button.
. You lose about 4kg of skin cells every year!
. Babies don’t shed tears until they’re at least one month old.
. Information zooms along nerves at about 400kmph!
. The human heart beats more than three billion times in an average lifespan.