If you mouth the word "colorful" to someone, it looks like you are saying "I love you".
634
Wearing red increases attraction.
30
One in five long-term love relationships began with one or both partners being involved with others.
177
In Korea, if you do not receive any gift on Valentine's day then all the singles go to Korean restaurants and eat black noodles to celebrate (or mourn) their single status.
27
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
The typical person spends about 600 hours having sex between the ages of 20 and 70.
234
Historically, sweat has been an active ingredient in perfume and love potions.
309