Dr. Michael Greger explains how diet and lifestyle drive heart disease risk and how plant-based nutrition may help prevent and reverse it.

Dr. Michael Greger explains that heart disease is largely driven by lifestyle, not aging, and highlights evidence showing it can be prevented and even reversed through diet. He emphasizes the role of cumulative cholesterol exposure, the limitations of medications alone, and the broad benefits of whole-food, plant-based nutrition. Practical guidance includes reducing sodium, avoiding harmful fats, and adopting sustainable lifestyle changes for long-term heart health.

A founding member and Fellow of the American College of Lifestyle Medicine, Michael Greger, MD, is a physician and internationally recognized speaker on nutrition. His science-based nonprofit, NutritionFacts.org, offers a free online portal hosting more than 2,000 videos and articles on myriad health topics. Dr. Greger is a sought-after lecturer and has presented at the Conference on World Affairs and the World Bank, testified before Congress, and was invited as an expert witness in Oprah Winfrey’s defense in the infamous “meat defamation” trial—a graduate of Cornell University School of Agriculture and Tufts University School of Medicine. Dr. Greger is also an acclaimed author. How Not to Die, The How Not to Die Cookbook, and How Not to Diet became instant New York Times Best Sellers. More than a million copies of How Not to Die have been sold. All proceeds Dr. Greger receives from the sales of his books and speaking honoraria are donated directly to charity.