Study examines amount of physical activity needed to prevent long-term weight gain

Wednesday, March 24, 2010 - 08:57 in Health & Medicine

Among women consuming a usual diet, physical activity was associated with less weight gain over 13 years only among women of normal weight, according to a study in the March 24/31 issue of JAMA. The researchers also found that women successful in maintaining normal weight averaged approximately 60 minutes a day of moderate-intensity activity throughout the study...

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