Chocolate is associated with the release of serotonin, the hormone that makes you feel relaxed, calm, and happy.
183
False teeth are often minutely radioactive.
214
Our brains have a negativity bias and will remember bad memories more than good ones.
15
An average heart beats 100,000 times a day, pumping some 2,000 gallons of blood through its chambers. Over a 70-year life span, that adds up to more than 2.5 billion heartbeats.
73
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
Ten seconds of hugging a day increases levels of oxytocin, which can reduce blood pressure, thus cutting the risk of heart disease.
26
Research has shown that allowing chocolate to melt in your mouth produced brain and heart rate activity that was simliar to - and even stronger than - that produced with passionate kissing.
173
After an 11 year study, cell phones were shown not to increase chances of getting cancer.
14