Michael Greger Books

Everything in our health begins with what we eat—and yet, for too long, nutrition has been treated as an afterthought in medicine. In my clinical and research work, I’ve seen how profoundly this misunderstanding shapes lives. Scientific evidence now shows, beyond reasonable doubt, that dietary patte...

From How Not to Die

Heart disease remains the leading cause of death worldwide, but it doesn’t have to be. In countless cases, the arteries don’t harden by fate—they harden by fork. When I reviewed the literature from pioneering researchers like Dr. Dean Ornish and Dr. Caldwell Esselstyn, the findings astonished even m...

From How Not to Die

Every process that defines youth or age begins at the cellular level. Our bodies are composed of trillions of cells—each is like a tiny engine running day and night. Aging occurs when those engines falter. In medical research, we can trace this decline to several interconnected mechanisms: oxidative...

From How Not to Age: The Scientific Approach to Getting Healthier as You Get Older

If there’s one intervention that influences every part of the aging process, it’s diet. The scientific evidence is overwhelmingly clear: plant-centered nutrition supports longevity more effectively than any other dietary pattern studied. In *How Not to Age*, I dive into decades of epidemiological re...

From How Not to Age: The Scientific Approach to Getting Healthier as You Get Older

To understand how to lose weight sustainably, we first need to understand why we gain it. Contrary to the outdated notion of simple calorie arithmetic—eat less, move more—weight gain stems from complex interactions among our biology, environment, and behavior. Over time, our bodies have evolved to s...

From How Not to Diet: The Groundbreaking Science of Healthy, Permanent Weight Loss

The single most important concept for sustainable weight control is calorie density—the number of calories in a given weight of food. Our stomachs are volume counters, not calorie calculators. Whether you eat a bowl of salad or a handful of chips, your stomach feels full primarily based on how much ...

From How Not to Diet: The Groundbreaking Science of Healthy, Permanent Weight Loss