Ten seconds of hugging a day increases levels of oxytocin, which can reduce blood pressure, thus cutting the risk of heart disease.
26
Couples' personalities converge over time to make partners more and more similar.
235
Parents receive 1 out of every 5 Valentines.
20
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
For Valentine's Day 2014, an unnamed man sabotaged a special screening of "Beijing Love Story" at a Shanghai cinema by booking every other seat, subsequently preventing couples from sitting together.
41
Raj from the Big Bang Theory is married to Miss India.
11
8 out of 10 people think that the first kiss indicates how the rest of the relationship will be.
212