When a male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
25
Ten seconds of hugging a day increases levels of oxytocin, which can reduce blood pressure, thus cutting the risk of heart disease.
26
8 out of 10 people think that the first kiss indicates how the rest of the relationship will be.
212
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
Historically, sweat has been an active ingredient in perfume and love potions.
309
If you mouth the word "colorful" to someone, it looks like you are saying "I love you".
634
'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
Close to 110 million roses (mostly red) will be purchased and delivered around Valentine's Day in the U.S.
88