This video explains insulin resistance, distinguishing it from diabetes, and discusses its prevalence, even in lean individuals. It details the cellular mechanisms behind insulin resistance, including the role of DAG (diacylglycerol) and inflammation. The video provides a toolkit of actionable steps to combat insulin resistance, such as post-meal walks, strategic carbohydrate use, supplements like carnosine and TMG, incorporating cinnamon, and practicing intermittent fasting.