What causes obesity & overweight? | NICHD - Eunice Kennedy …
https://www.nichd.nih.gov/health/topics/obesity/conditioninfo/cause
WEBAug 8, 2012 · Several factors can play a role in gaining and retaining excess weight. These include diet, lack of exercise, environmental factors, and genetics. Some of these factors are discussed briefly in the following section. The National Heart, Lung, and Blood Institute offers more information on the causes of overweight and obesity.
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