Donald Weber/VII Network/Corbis

Obese Teens Are More Likely to Smoke, Have Riskier Sex

Obese teens tend to be socially outcast, and so researchers had long assumed they were less likely to engage in the kinds of risky social behaviors that mark traditional adolescence: drinking, smoking and hooking up. But a new survey finds that in fact obese teens are just as likely to participate in these rites of teenhood as their thinner peers.

Early exposure to smoke, lead increase ADHD risk

Prenatal exposure to tobacco, coupled with lead exposure in infancy and early childhood can dramatically increase the risk for Attention Deficit Hyperactivity Disorder (ADHD) in children, according to research published online today in the journal Pediatrics. Together these environmental factors can increase a child’s risk for ADHD by 8%, researchers conclude. By eliminating these exposures [...]