Harvard Health Letter

Don't just sit there

Stop sitting during TV commercial breaks. Jump up off the couch, and use the time to exercise.

Image: Thinkstock

Easy ways to increase activity and cut down on sedentary time.

Working on a computer, watching TV, and looking at smartphones and tablets are all part of modern living. "But the sit-time involved with each activity is setting us back when it comes to health," says Dr. Donna Polk, medical director of cardiac rehabilitation at Harvard-affiliated Brigham and Women's Hospital.

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