There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
Men who kiss their wives in the morning live five years longer than those who don't.
1k
40% of people who are rejected in romantic love slip into clinical depression.
72
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
Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
14
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