It is almost impossible to sneeze with your eyes open. It is a defense mechanism that has evolved to protect our eyes from bacteria and debris.
164
The record for the longest scientifically documented period without sleep is 264.4 hours (eleven days).
15
A toothbrush within 6 feet of a toilet can get airborne bacteria from flushing.
15
If you stop working out, it takes twice as long to lose strength than it took to gain it.
16
Foreign accent syndrome is a rare brain disorder which causes people to speak in a foreign accent involuntarily.
15
When you look up at the blue sky and see white dots flying around, you’re actually seeing your own white blood cells.
30
It is possible to go blind from smoking too heavily.
50
Chocolate, sex, and laughter are all important for a healthy brain.
37