Wearing red increases attraction.
30
Sea otters hold hands while sleeping so they don’t drift away from each other.
104
The single biggest predictor of love is proximity.
30
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
'X' became symbolic for a kiss because in the middle ages when alot of people were illiterate and they used to sign documents with an X and then kiss it for sincerity.
255
Historically, sweat has been an active ingredient in perfume and love potions.
309
Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
34
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165