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
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
44
When someone looks at a new love, the neural circuits that are usually associated with social judgment are suppressed.
130
A man's beard grows fastest when he anticipates sex.
239
In Korea, if you do not receive any gift on Valentine's day then all the singles go to Korean restaurants and eat black noodles to celebrate (or mourn) their single status.
27
Ten seconds of hugging a day increases levels of oxytocin, which can reduce blood pressure, thus cutting the risk of heart disease.
26