Kissing an infection-free partner is good for your teeth!
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The single biggest predictor of love is proximity.
30
Falling in love raises levels of nerve growth in a person's brain for about a year and can improve their memory.
39
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
The typical person spends about 600 hours having sex between the ages of 20 and 70.
234
A Korean man called Lee Jin-gyu fell in love with his large, huggable pillow and married it.
29
When dragonflies mate, their tails form a love heart.
22
Parents receive 1 out of every 5 Valentines.
20