Poor eyesight (myopia) is associated with higher IQ.
232
If you are cold you are more likely to be hungry because you use energy to keep warm.
144
Our eyes are always the same size from birth, but our nose and ears never stop growing.
266
Cracking your knuckles does not actually hurt your bones or cause arthritis. The sound you hear is just gas bubbles bursting.
18
One human hair can support 3 ounces.
191
Quick naps not only improve your alertness, but they also help in decision making, creativity and sensory perception.
149
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
