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
A sneeze can travel as fast as 100 miles per hour.
43
Dating back to the 1600's, thermometers were filled with Brandy instead of mercury.
16
Quick naps not only improve your alertness, but they also help in decision making, creativity and sensory perception.
149
Pain travels through your body at 350 ft. per second.
36
Your stomach produces a new layer of mucus every two weeks so that it doesn't digest itself.
160
The pupil of the eye expands as much as 45 percent when a person looks at something pleasing.
130
Your hair grows faster in the morning than at any other time of day.
91