When someone looks at a new love, the neural circuits that are usually associated with social judgment are suppressed.
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In Finland, Valentine's Day is called "Ystävänpäivä" which translates into "Friend's day".
4
Parents receive 1 out of every 5 Valentines.
20
Kissing an infection-free partner is good for your teeth!
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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
In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13