Wearing red increases attraction.
30
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
8 out of 10 people think that the first kiss indicates how the rest of the relationship will be.
212
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
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").
-2
Sea otters hold hands while sleeping so they don’t drift away from each other.
104