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5 Hidden Causes of Obesity

Saturday - 3/23/2013, 1:00pm  ET

Obesity-drug makers Arena Pharmaceuticals VIVUS , and Orexigen Therapeutics  are three of the mostly hotly debated stocks in the biotech space. The fact that obesity afflicts more than 35% of American adults today defines the massive market opportunity these three companies have, but investors may not completely understand the nuances of this complex disease. For instance, how do clinicians approach the treatment of obesity? Are medications an integral part of treatment, or are lifestyle changes more important? Can obesity be cured?

To shed light on these topics, Motley Fool health-care analyst Max Macaluso spoke with Dr. Domenica Rubino, a weight-management expert and representative of The Obesity Society. In the following video segment from their discussion, Dr. Rubino discusses what can cause obesity in addition to a poor diet. A transcript follows the video.

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The relevant video segment can be found between 1:25 and 3:01.