But the real stunner in that study was that aggressive diet and exercise was more effective than drugs, reducing diabetes by 58%.

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The researchers found that when they added walnuts to the diet of both men and women that it was successful in reducing their cholesterol levels.

BBC: Walnuts

Today the New England Journal of Medicine has published a Spanish study comparing two versions of the Mediterranean diet with a low fat diet and the result is important news if you are interested in reducing your risk of heart disease and stroke.

FORBES: ?Ol��! How the New Spanish Study Should Change Your Diet

The results showed that lifestyle changes, such as a low calorie diet, exercise and a little help from a coach, were more effective in reducing the risk of developing diabetes than drugs.

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The ill-fated diet drug fenfluramine, for example, stimulated dopamine release within the hypothalamus and had the paradoxical effect of reducing appetite.

FORBES: Food on the Brain