Low-Carb Really Can Be Heart Healthy

Pass the avocado! Scientists from the Harvard School of Public Health last week announced the results of a pioneering 20-year-long study, which showed that low-carb diets--typically high in fats and proteins--don't necessarily raise the risk of coronary heart disease. The study, which tracked the health of more than 82,000 women, showed that cutting back on white bread and pasta--as advocated by the South Beach diet--doesn't boost chances of a heart attack. "The diet is healthy," says study co-author Frank Hu.

Of course, there's healthy, and there's even healthier. The researchers do not think the study should be interpreted as a...

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