The world's tallest man reached 8 feet 11 inches at 21.
202
In one day an average person will take about 18,000 steps.
55
If you're over 100 years old, there's an 80% chance you're a woman.
143
A man is more likely to get a woman's phone number if he is accompanied by a dog.
20
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
40% of people who are rejected in romantic love slip into clinical depression.
72