If people eat less fat—down to just 20% of their daily calories—but still eat lots of white bread, pasta, and sugar, it doesn’t make heart attacks any less common over eight years.

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Evidence from Studies

Supporting (1)

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Low-Fat Dietary Pattern and Risk of Cardiovascular Disease

Randomized Controlled Trial

Human

2006 Feb 8

Scientists tried lowering fat to 20% of calories in older women and gave them more veggies and grains, but after 8 years, they didn’t get fewer heart attacks — so cutting fat alone, even with more healthy foods, didn’t help prevent heart disease.

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