The typical person spends about 600 hours having sex between the ages of 20 and 70.
234
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
You burn 26 calories in a one minute kiss.
605
Close to 110 million roses (mostly red) will be purchased and delivered around Valentine's Day in the U.S.
88
A man's beard grows fastest when he anticipates sex.
239
Couples' personalities converge over time to make partners more and more similar.
235
Wearing red increases attraction.
30
Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
34