The human eye blinks an average of 4,200,000 times a year.
233
You can't tickle yourself.
29
A third of the human population sneezes when they look at the Sun. Light can signal the ocular nerve near the sinuses and triggers a sneeze.
18
Obsessive nose picking is called Rhinotillexomania.
101
Only 12,000 years ago there was a species closely related to modern humans called Homo floresiensis that had been living on an Indonesian Island. They used fire and rather advanced tools, yet were only about 3 feet tall and weighed around 25kg.
15
Stress can result in more headaches as a result of the body rerouting blood flow to other parts of the body.
92
On average a woman has 4 sexual partners in her lifetime.
-143
For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
515