Dr. Oz's 5-Step Health Challenge
5. Whittle Your Middle
A Duke University study found that people who did moderate cardio for 178 minutes per week (roughly 30 minutes of walking six days a week) gained hardly any visceral (belly) fat—the kind associated with diabetes and cancer—over the course of eight months. Participants who jogged saw even better results, reducing their belly fat by almost 7 percent.
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