A man's beard grows fastest when he anticipates sex.
239
Brain scans show that people who view photos of a beloved experience an activation of the caudate - the part of the brain involving cravings.
103
Erotomania is a type of delusion in which the person believes another person is in love with him/her.
38
Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
104
If you mouth the word "colorful" to someone, it looks like you are saying "I love you".
634
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
When dragonflies mate, their tails form a love heart.
22