Sea otters hold hands while sleeping so they don’t drift away from each other.
104
Kissing an infection-free partner is good for your teeth!
141
In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81
As a rule, 66 percent of people keep their eyes closed while kissing. The rest take pleasure in watching the emotions run the gamut on the faces of their partners.
687
When someone looks at a new love, the neural circuits that are usually associated with social judgment are suppressed.
130
Studies show that the risk of a “secret love” being revealed heightens romantic feelings for the partners, thanks to increased levels of phenylethylamine (PEA).
99
You burn 26 calories in a one minute kiss.
605