A person can live without food for about a month, but only about a week without water.
156
Gorillas can catch human colds and other illnesses.
205
Stress can result in more headaches as a result of the body rerouting blood flow to other parts of the body.
92
When you kiss someone for the first time, you get a spike in the neurotransmitter dopamine, making you crave more.
23
The human sigh acts as a physiological reset button.
23
We share 70% of our DNA with a slug.
218
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
A man's beard grows fastest when he anticipates sex.
239