Fingernails grow nearly 4 times faster than toenails.
31
Human hair and fingernails continue to grow after death.
7
If every muscle in your body could pull in one direction, you could lift nearly 25 tons.
12
Fingernails grow fastest on the hand you favor.
44
It takes approximately 12 hours for food to entirely digest.
93
You have no sense of smell when you're sleeping!
72
The record for the longest scientifically documented period without sleep is 264.4 hours (eleven days).
15