Harvard Heart Letter

Translating good food into better diets

Four diets forged in clinical trials offer real benefits for the entire cardiovascular system.

Do the basics of healthy eating — more fruits, vegetables, good fats, whole grains, and healthful protein packages, and less of the not-so-good stuff — work for the heart? Indeed they do. A host of studies has shown that each of these elements, by itself, can lower cholesterol, blood pressure, and blood sugar; improve the flexibility of arteries; or protect against heart attack, stroke, and other forms of cardiovascular disease. Put various pieces together and the protective effect is even more powerful.

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