Brain scans show that people who view photos of a beloved experience an activation of the caudate - the part of the brain involving cravings.
103
A man's beard grows fastest when he anticipates sex.
239
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
When someone looks at a new love, the neural circuits that are usually associated with social judgment are suppressed.
130
Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
14
8 out of 10 people think that the first kiss indicates how the rest of the relationship will be.
212
Sea otters hold hands while sleeping so they don’t drift away from each other.
104