A man's beard grows fastest when he anticipates sex.
239
Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
14
Raj from the Big Bang Theory is married to Miss India.
11
Holding hands with someone you love can alleviate physical pain as well as stress and fear.
26
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
104
40% of people who are rejected in romantic love slip into clinical depression.
72
Historically, sweat has been an active ingredient in perfume and love potions.
309