Chewing gum boosts your brain power.
285
Fingernails grow nearly 4 times faster than toenails!
30
If you were to roll a lung from a human body and out flat it would be the size of a tennis court.
36
The right lung takes in more air than the left.
30
The levels of two stress hormones, cortisol and epinephrine which suppress the body's immune system, will actually drop after a dose of laughter.
112
Kissing an infection-free partner is good for your teeth!
141
Foreign accent syndrome is a rare brain disorder which causes people to speak in a foreign accent involuntarily.
15