If you're over 100 years old, there's an 80% chance you're a woman.
143
In a lifetime, an average person walks the equivalent of 5 equators
177
The average American consumes 9 pounds of food additives every year.
6
Yawns are more contagious among people with closer relationships.
163
The typical person spends about 600 hours having sex between the ages of 20 and 70.
234
Children laugh about 400 times a day, while adults laugh on average only 15 times a day.
973
There are actually seven different types of twins: Identical, Fraternal, Mirror-Image, Polar Body (Half Identical), Mixed Chromosome, Superfecundation, and Superfetation.
20