If you mouth the word "colorful" to someone, it looks like you are saying "I love you".
634
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81
Couples' personalities converge over time to make partners more and more similar.
235
40% of people who are rejected in romantic love slip into clinical depression.
72
8 out of 10 people think that the first kiss indicates how the rest of the relationship will be.
212
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12