40% of people who are rejected in romantic love slip into clinical depression.
72
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
104
In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165
When someone looks at a new love, the neural circuits that are usually associated with social judgment are suppressed.
130
Wearing red increases attraction.
30
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