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Diet: Foods
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A Diet is a regulated combination of foods designed for medical or nutritional reasons. A diet should include a balanced selection of foods vital for good health, taking into account the individual's specific dietary needs. A special diet is prescribed for each individual depending on his (or her) age and medical condition like obesity or sensitivity to certain foods.
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Diet is often investigated by researchers looking for strategies to prevent cancer. Many studies have suggested that diet may influence the development of cancer, and most studies suggest that diets including fruit, vegetables, and whole grains appear beneficial. However, little research has explored whether the diet of children affects cancer risk in adulthood. Between 1937 and 1939, a study known as the Boyd Orr cohort interviewed nearly 5,000 individuals from working class backgrounds living in England and Scotland. Dietary questionnaires documented household food inventories for evaluation of family diet and health. Consumption of fruit, vegetables, vitamin C, vitamin E, and beta carotene were recorded during this two year period.
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[T]he classification of the diet is based on its content. This initially was based on availability of foods indigenous to locale—what could be grown or hunted, gathered or caught. Nowadays, it is even wiser to eat locally and minimize imported foods, which often are heavily treated to protect them from decay and germ and insect infestation, as well as to meet government regulations. However, eating locally obviously has its limitations
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