There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
Historically, sweat has been an active ingredient in perfume and love potions.
309
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
A man's beard grows fastest when he anticipates sex.
239
For Valentine's Day 2014, an unnamed man sabotaged a special screening of "Beijing Love Story" at a Shanghai cinema by booking every other seat, subsequently preventing couples from sitting together.
41
In Korea, there's a man named Lee Jin-gyu who fell in love and married his life-sized Japanese body pillow (called a "dakimakura").
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Falling in love raises levels of nerve growth in a person's brain for about a year and can improve their memory.
39
Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
104