About 2/3 of American men prefer boxers to briefs.
83
Yawns are more contagious among people with closer relationships.
163
More than half the population of Kenya is under the age of 15.
71
Women have a slightly higher average IQ than men.
164
Babies crawl an average of 200m a day.
212
47% of people have a nightmare at least once a month.
186
People are more likely to tilt their heads to the right when kissing instead of the left (65 percent of people go to the right!)
278
