Children laugh about 400 times a day, while adults laugh on average only 15 times a day.
973
Babies that are breastfed are more likely to be slimmer as adults than those that are not breastfed.
110
The average single man is one inch shorter than the average married man.
88
Awarding people money for doing well in IQ tests causes them to score better, $10 increased people's score by an average of more than 20 IQ points. IQ tests don’t just measure intelligence - they also measure effort.
9
Karl Pillemer, a professor, performed a study on thousands of elderly people and what advice they had about life. On happiness, there was a consensus: “the elders viewed happiness as a choice, not the result of how life treats you.”
13