A man's beard grows fastest when he anticipates sex.
239
Men fall in love faster than women do.
32
Parents receive 1 out of every 5 Valentines.
20
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
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