The single biggest predictor of love is proximity.
30
When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
44
You burn 26 calories in a one minute kiss.
605
Wearing red increases attraction.
30
Historically, sweat has been an active ingredient in perfume and love potions.
309
Falling in love raises levels of nerve growth in a person's brain for about a year and can improve their memory.
39
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165