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
Yawns are more contagious among people with closer relationships.
163
Historically, sweat has been an active ingredient in perfume and love potions.
309
Women who play video games tend to have more sex and be happier with their relationships than those who don’t.
18
When you kiss someone for the first time, you get a spike in the neurotransmitter dopamine, making you crave more.
23
One in five long-term love relationships began with one or both partners being involved with others.
177
