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Nutrition and Functional Foods for Healthy Aging by Ronald Ross Watson

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Chapter 3

Changes in Nutritional Needs With Aging

Teresa Juarez-Cedillo1,2,    1Mexican Institute of Social Security, Mexico City, Mexico,    2National Autonomous University of Mexico, Mexico City, Mexico

Abstract

Knowing the causes of changing nutritional needs and dietary preferences is needed before we can understand the health status of elderly populations. Nutritional deficiencies have been associated with increases in morbidity and mortality, so consuming a balanced and nutritious diet is important for the elderly. However, normal aging is associated with changes in body composition and nutritional requirements. As healthy people age, body fat increases, muscle mass and total body water decrease, and the number of calories necessary to maintain ...

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