Historically, sweat has been an active ingredient in perfume and love potions.
309
The average person will go on a date at least 100 times before they finally marry.
33
Parents receive 1 out of every 5 Valentines.
20
In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81
Men who kiss their wives in the morning live five years longer than those who don't.
1k
When someone looks at a new love, the neural circuits that are usually associated with social judgment are suppressed.
130
Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
34