Falling in love raises levels of nerve growth in a person's brain for about a year and can improve their memory.
39
Couples' personalities converge over time to make partners more and more similar.
235
Ten seconds of hugging a day increases levels of oxytocin, which can reduce blood pressure, thus cutting the risk of heart disease.
26
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
In 1999, a fisherman found a love letter in a bottle from a soldier in WWI. He returned said letter to the now deceased widows 86 year old daughter.
27
You burn 26 calories in a one minute kiss.
605
The left ear is more responsive to words of love and emotion whispered into it than the right.
40