One million Americans, about 3,000 each day, take up smoking each year. Most of them are children.
A chance of a woman having twins is increased after the age of 35. About 1 in 27 women will give birth to twins after this age. After 50 the chances of having twins is 1 in 9.
Forty percent of American adults cannot fill out a bank deposit slip correctly.
Boys who have unusual first names are more likely to have mental problems than boys with conventional names. Girls don't seem to have this problem.