The average sperm cell swims at 8 inches per hour.
76
On average, women have always lived longer than men.
195
The record for the longest scientifically documented period without sleep is 264.4 hours (eleven days).
15
One quarter of the bones in your body are in your feet!
36
Panophobia is the fear of everything.
52
Your tongue is the only muscle in your body that is attached at only one end.
173