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
A hard working adult sweats up to 4 gallons per day.
39
Studies suggest that people who appear to be constantly distracted have more "working memory" and "sharper brains".
13
As many as one third Americans flush the toilet while they are still on it.
157
Women end up digesting most of the lipstick they apply.
110