Sea otters hold hands while sleeping so they don’t drift away from each other.
104
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
Men who kiss their wives in the morning live five years longer than those who don't.
1k
Men fall in love faster than women do.
32
Wearing red increases attraction.
30
You burn 26 calories in a one minute kiss.
605
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
Historically, sweat has been an active ingredient in perfume and love potions.
309