Holding hands with someone you love can alleviate physical pain as well as stress and fear.
26
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165
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
When dragonflies mate, their tails form a love heart.
22
When a male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
25
Couples' personalities converge over time to make partners more and more similar.
235
If you mouth the word "colorful" to someone, it looks like you are saying "I love you".
634