psyc123 Lec 03 Biology, Nutrition and Health I: What We Eat

Yale open courseware This lecture focuses on how people measure nutrition and what it means for health. Professor Brownell reviews methods to track food intake, from a population level to an individual level, emphasizing methods and measurement error as well as portion underestimation. The definition of a calorie and how it is measured are also discussed, as well as people’s changing relationships with macronutrients and micronutrients in food and with water.