The “cheerleader effect”, the theory that girls look more attractive in groups, is scientifically proven.
8
Yawns are more contagious among people with closer relationships.
163
About 2/3 of American men prefer boxers to briefs.
83
Nearly 10% of American households dress their pets in Halloween costumes.
36
Babies that are breastfed are more likely to be slimmer as adults than those that are not breastfed.
110
There are two credit cards for every person in the United States.
2