A group of pugs is called a grumble.
10
Holding hands with someone you love can alleviate physical pain as well as stress and fear.
26
Some British police cars carry a teddy bear to console children after an accident.
46
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81