It takes approximately 12 hours for food to entirely digest.
93
The average person's skin weighs twice as much as their brain.
131
Yawns are more contagious among people with closer relationships.
163
Babies crawl an average of 200m a day.
212
You can't tickle yourself.
29
On average, a human being will have sex more than 3,000 times and spend two weeks kissing in their lifetime.
160
For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
515
In ancient Egypt, priests plucked EVERY hair from their bodies, including their eyebrows and eyelashes.
130