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Here’s What Low-Carb Diets Do to Your Heart

We're accustomed to thinking about the yin and yang of a lot of foods, from fats to carbs. But in the latest report in JAMA on carbohydrate-focused diets, researchers found that the type of carbs may not matter in lowering risk of heart disease.

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Dr. Sears Comments:

Dr. Barry Sears

There were two real problems with this study. First, the diet intervention was for only five weeks, which is too short of a time to see a significant difference when viewing the glycemic load alone.  Second is that it is the protein to glycemic load, not the glycemic load itself that makes a significant difference in blood chemistry as demonstrated 15 years ago at Harvard Medical School (Ludwig et al, Pediatrics 103:E26 (1999).  I guess they forgot to read that study.

 

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