The average person's skin weighs twice as much as their brain.
131
If every muscle in your body could pull in one direction, you could lift nearly 25 tons.
22
Staying awake for 17 hours is the same for your body as drinking 2 glasses of wine.
193
For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
515
There are glasses which allow a red-green color-blind person to see colors the way everyone else does.
22
If you hold farts in during the day, they'll just come out when you sleep.
16
In Ancient Greece, small penises were desirable, and big ones were for ‘old men and barbarians’
22
There's 100 trillion good bacteria living in your body.
17