Does eating less fat keep your heart healthy?

Original Title

Dietary fat, coronary heart disease, and cancer: a historical review.

Not medical advice. For informational purposes only. Always consult a healthcare professional. Terms

Summary

Scientists looked back at old ideas that said eating less fat would stop heart disease and cancer. But when they checked real people over time, eating less fat didn’t help much.

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Surprising Findings

Dietary fat showed no significant association with breast cancer or coronary heart disease in the WHI, despite decades of public health messaging blaming fat for these diseases.

For over 50 years, low-fat diets were promoted as the primary way to prevent heart disease and cancer—this study directly undermines that foundational belief.

Practical Takeaways

Don’t obsess over cutting all fat—focus instead on eating whole foods, minimizing processed carbs, and choosing healthy fats like nuts, olive oil, and fish.

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