You have no sense of smell when you're sleeping!
72
Putting sugar on a wound or cut will greatly reduce pain and speed up the healing process.
25
Quick naps not only improve your alertness, but they also help in decision making, creativity and sensory perception.
149
There are glasses which allow a red-green color-blind person to see colors the way everyone else does.
22
Only 1% of bacteria cause disease in humans!
2
Your body is creating and killing about 2.4 million red blood cells per second.
17
The brain can stay alive for 4 to 6 minutes without oxygen. After that cells begin die.
193