People who have a strong friendship possess the ability to communicate with one another through facial expressions.
46
Yawns are more contagious among people with closer relationships.
163
One million Americans, about 3,000 each day, take up smoking each year. Most of them are children.
-86
95% of people feel uncomfortable when the TV volume is an odd number.
392
The average person will go on a date at least 100 times before they finally marry.
33