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
Foreign accent syndrome is a rare brain disorder which causes people to speak in a foreign accent involuntarily.
15
Household bleach is the recommended chemical to decontaminate people exposed to the anthrax virus, by the U.S. F.D.A.
16
The tongue is the strongest muscle in the human body.
50
A woman's sense of smell is most sensitive during ovulation.
34
The average sperm cell swims at 8 inches per hour.
4
