There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
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
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
44
Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
14
Studies show that the risk of a “secret love” being revealed heightens romantic feelings for the partners, thanks to increased levels of phenylethylamine (PEA).
99
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
Historically, sweat has been an active ingredient in perfume and love potions.
309