Your fingernails grow faster in summer.
744
Yawns are more contagious among people with closer relationships.
163
Human hair and fingernails continue to grow after death.
7
If the human eye was a digital camera, it would have 576 megapixels.
25
Stress can result in more headaches as a result of the body rerouting blood flow to other parts of the body.
92
It has been scientifically proven that stroking a cat can lower one's blood pressure!
456
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82