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Cleansing, diet fads may not be as healthy as they seem

| Juicing, cleansing and fad diets continue to grow in popularity, but they may not be the best way to re-boot your body. Also, a new study finds a handful of walnuts a day could provide some big benefits for people at high risk for diabetes. CBS News contributor Dr. Holly Phillips and Samantha Heller, a registered dietician and exercise physiologist, join “CBS This Morning: Saturday" to discuss the findings.