Harvard Heart Letter

The trouble with watching too much TV

Research we’re watching Sitting is sometimes called “the new smoking” because of its detrimental effects on heart health. But some types of sitting may be worse than others, according to a study in the July 2 Journal of the American Heart Association. Researchers interviewed 3,592 African American adults about their daily activities and followed them for roughly eight years. About one-third watched fewer than two hours of TV a day. Another third watched two to…

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