Brain scans show that people who view photos of a beloved experience an activation of the caudate - the part of the brain involving cravings.
103
Historically, sweat has been an active ingredient in perfume and love potions.
309
In Korea, there's a man named Lee Jin-gyu who fell in love and married his life-sized Japanese body pillow (called a "dakimakura").
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People are more likely to tilt their heads to the right when kissing instead of the left (65 percent of people go to the right!)
278
Men fall in love faster than women do.
32
Kissing an infection-free partner is good for your teeth!
141
When dragonflies mate, their tails form a love heart.
22
Holding hands with someone you love can alleviate physical pain as well as stress and fear.
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