Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
Historically, sweat has been an active ingredient in perfume and love potions.
309
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
Men fall in love faster than women do.
32
A man is more likely to get a woman's phone number if he is accompanied by a dog.
20