A man's beard grows fastest when he anticipates sex.
239
Kissing an infection-free partner is good for your teeth!
141
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
Holding hands with someone you love can alleviate physical pain as well as stress and fear.
26
In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81
Rex the German Shepherd was a rescue dog with a bad temper. He refused to be fed by humans and would attack strangers, but he’s a changed dog after falling in love with Geraldine the goose!
10
Falling in love raises levels of nerve growth in a person's brain for about a year and can improve their memory.
39
Men fall in love faster than women do.
32