Watch CBS News

Exercise not enough to undo harms of sedentary lifestyle, study shows

The American Heart Association says even bursts of exercise may not counter the unhealthy effects of sitting too much. Cardiologist Dr. Tara Narula joins "CBS This Morning" to discuss the new warnings about sedentary lifestyles.
View CBS News In
CBS News App Open
Chrome Safari Continue
Be the first to know
Get browser notifications for breaking news, live events, and exclusive reporting.