When dragonflies mate, their tails form a love heart.
22
According to the New York Times, a study conducted during the 1980's found that men who kiss their wives before leaving for work live longer, get into fewer car accidents, and have a higher income than married men who don't.
14
'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
Kissing an infection-free partner is good for your teeth!
141
Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
104
Falling in love raises levels of nerve growth in a person's brain for about a year and can improve their memory.
39
Ten seconds of hugging a day increases levels of oxytocin, which can reduce blood pressure, thus cutting the risk of heart disease.
26