But there are some things you can do to encourage good napping habits: Avoid keeping a child up too late at night, which can prevent him from sleeping well during the day. And don't wait too long to begin his nap. Also, rocking or nursing a child to sleep at naptime is a mistake.
Losing It: Average Age of Virginity Loss in the U.S. According to a 2006 study, men and women in the United States first experienced sexual intercourse at age 17 on average. A 2007 study by Mathmatica Policy Research for The Kinsey Institute notes that 49% of women lose it by age 17, while 46% of men lose it by the same age.
He cites a 10-year study looking at more than a million cases of rape in the United States. It's unfortunately a huge sample of victims, he says. And it turns out that 88 percent of these women are between the ages of 12 to 28. Three quarters of all victims fell between the ages of 18 to 25.