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This is Scientific American's 60-Second Health. I'm Dina Fine Maron. Got a minute?

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Parents, it's time to get the TV out of your kids' bedroom.

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About 60 percent of all teenagers' bedrooms in the U.S.include a TV set.

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Now research suggests that the mere presence of that TV in the bedroom is linked with weight gain, regardless of how long a youngster's eyes are glued to the small screen.

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The finding comes from phone surveys of more than 6,000 kids across the country that probed for details on height, weight and television practices.

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Even when the researchers controlled for factors including age, sex, socioeconomic status, video game playing and parenting style their discovery was confirmed: a bedroom TV was clearly linked with heavier weight.

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The study is in the journal JAMA Pediatrics.

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The jury is still out on why the link exists.

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The researchers suggest the weight gain could stem from sleep disruption since shorter sleep times are associated with putting on pounds.

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Another trigger could be increased exposure to junk food ads targeting kids.

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Limiting TV time requires consistent oversight.

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But simply moving the TV from the bedroom is an easy fix.

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It'll burn some calories too.

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Thanks for the minute, for Scientific American's 60-Second Health. I'm Dina Fine Maron.

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