Getty Images

Study: An Early Bedtime May Help Keep Teens Fit

A new study finds that teens who went to bed early and got up early were thinner and fitter than kids who slept late. The findings, published in the journal Sleep, suggest that it’s not just the amount of sleep that kids get, but when they get it that matters.

The Healthland Podcast: We Debate Avastin, Marriage and Spanking

Scott Dunlap / Getty Images

Join us for a lively discussion of the biggest health and science news this week. First, the bitter fight over whether breast-cancer patients should have access to the controversial drug Avastin. Also: should you live together before marrying? And I report on a new biofeedback device that allows you to control a computer only with [...]

Study: More Screen Time May Cause Social Problems for Kids

Karen Kasmauski/CORBIS

Children who spend more than two hours in front of a television or computer screen were more likely to report behavioral and social problems than kids who watched less, according to a University of Bristol study that will be published in November’s Pediatrics.

When too much screen time can be a pain

For some teens, more time spent in front of the TV or computer screen may mean a greater likelihood for recurring headache and backache, according to new research published this week in the journal BMC Public Health. For the study, a team of researchers from Finland, Norway, Iceland, Denmark and Sweden analyzed TV, computer and [...]