A man's beard grows fastest when he anticipates sex.
239
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 poll has found that computer 'nerds' make the best lovers, with 82 percent of IT geeks claiming they put their partner's pleasure above their own.
464
Gary Kremen, founder of match.com, lost his girlfriend to a man she met on match.com.
69
Men fall in love faster than women do.
32
40% of people who are rejected in romantic love slip into clinical depression.
72
Falling in love raises levels of nerve growth in a person's brain for about a year and can improve their memory.
39
Holding hands with someone you love can alleviate physical pain as well as stress and fear.
26