Holding hands with someone you love can alleviate physical pain as well as stress and fear.
26
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
44
Close to 110 million roses (mostly red) will be purchased and delivered around Valentine's Day in the U.S.
88
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
The typical person spends about 600 hours having sex between the ages of 20 and 70.
234
Raj from the Big Bang Theory is married to Miss India.
11