Chocolate is associated with the release of serotonin, the hormone that makes you feel relaxed, calm, and happy.
183
Fidgeting can burn about 350 calories a day.
201
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165
Dogs can be trained to identify the scent of lung cancer long before symptoms develop.
190
"Fish odor syndrome" is a rare genetic disorder that causes people to smell like rotten fish.
5
A person can live without food for about a month, but only about a week without water.
156