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Meeting the body’s needs for energy and nutrients is essential for good health. Intakes of energy and/or nutrients below or in excess of needs for a prolonged period of time can adversely affect health. Malnutrition is a term which covers problems of both under ....

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.... weight. To try to reduce the effects of a diet low in energy people usually become less active. In severe cases, a low energy intake results in starvation. Children, especially those under 5 years of age, suffer from the effects of starvation more quickly than adults. In severe situations, they can develop a condition which is life threatening called protein energy malnutrition. This means that their diet provides too little energy and protein. Kwashiorkor and marasmus are the two most common diseases caused by lack of protein and energy. In developed countries, diets very low in energy are rare. People who suffer from psychological problems, such ....