The primary goal of nutrition is to prevent overloading the liver with sugar (specifically fructose), which causes insulin resistance, fatty liver, and inflammation.
High-fiber, real food supports the gut microbiome, which is essential for systemic health.
Chronic disease is a systemic issue, not just an obesity issue. Even lean individuals can have metabolic syndrome if their diets are poor, making it a "syndrome" rather than just a weight problem. 3. Key Findings & Scientific Principles
While exercise is essential for overall health, Lustig argues that it does not mitigate the damage of a poor diet.