  A new study claims that there's a "recipe" that raises the
odds of a teen becoming sexually active early — and the more
ingredients (low self-esteem, not feeling close to parents, lots
of TV), the more likely a teen is to have sexual relations by
the age of 15. Janet Shibley Hyde, a psychologist at the
University of Wisconsin-Madison and co-author Myeshia Price
conducted a two-year study of 273 children and used anonymous
surveys."By 15," they write, "one out of five boys had
participated in oral sex and about one in 10 said they'd had
intercourse; the numbers were somewhat lower for girls. (Because
the teens were mostly middle class and white, they had lower
rates of sexual experience than the U.S. average.)"  Each risky
factor raised the odds of sexual activity by 44%. Boys with more
advanced puberty development started sex early. Teens with low
self-esteem may start sex to boost their self-images or gain
popularity, Price speculates. Defiant kids with attention-
deficit hyperactivity disorder, those whose