Here’s one simple way to keep your children healthy: Ban the bedroom TV.

By some estimates, half of American children have a television in their bedroom; one study of third graders put the number at 70 percent. And a growing body of research shows strong associations between TV in the bedroom and numerous health and educational problems.

Children with bedroom TVs score lower on school tests and are more likely to have sleep problems. Having a television in the bedroom is strongly associated with being overweight and a higher risk for smoking.

Full story: A One-Eyed Invader in the Bedroom