Lesson 1
The Problem of Accuracy - Errors In Estimates Of Food Quantities
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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. Brownell, Kelly D. PSYC 123, The Psychology, Biology and Politics of Food, Fall 2008. Yale OpenCourseWare: Psychology, Accessed 04/10/14 http://oyc.yale.edu/psychology/psyc-123/lecture-3 License: Creative Commons BY-NC-SA

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