Relatives of persons with anorexia nervosa or bulimia nervosa have an increased risk for eating disorders _____ times that of persons with no familial history of these disorders

In the twenty-first century, early puberty positively correlates with which of the following?

the tendency for girls to date boys younger than themselves the tendency for girls to enter into later, nurturing relationships aggression and antisocial behavior in boys early-maturing boys becoming leaders in their schools and community

Approximately how many Americans participate in self-help groups?

a) 500,000 b) 1 million c) 6 million d) 12 million