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# Learning outcomes

After studying this course, you should be able to:

- list the six key nutrient groups and explain their role in a healthy diet
- understand and calculate body mass index (BMI), and use such calculations to predict desirable weight ranges for individuals
- explain the importance of a balanced diet in terms of energy intake
- explain how genetic and environmental variables may interact to produce variability in human body weight and adiposity both within and across generations
- apply an understanding of gene–environment interactions to possible explanations of variability in body weight and adiposity.
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OpenLearn - Obesity: balanced diets and treatment
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