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
Kissing an infection-free partner is good for your teeth!
141
People are more likely to tilt their heads to the right when kissing instead of the left (65 percent of people go to the right!)
278
If you mouth the word "colorful" to someone, it looks like you are saying "I love you".
634
A couple had their wedding rings engraved with a waveform of their own voices saying "I do."
10
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
A man's beard grows fastest when he anticipates sex.
239
Wearing red increases attraction.
30