Erica Hill talks to Dr. Jennifer Ashton and Dr. Jennifer Hartstein about new research showing that children who spend a lot of time in front of a television have medical symptoms that show a higher risk for future heart attack and stroke
Read More »Erica Hill talks to Dr. Jennifer Ashton and Dr. Jennifer Hartstein about new research showing that children who spend a lot of time in front of a television have medical symptoms that show a higher risk for future heart attack and stroke
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