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In nutrition, diet is the sum of food consumed by a person or other organism. [1] The word diet often implies the use of specific intake of nutrition for health or weight-management reasons (with the two often being related).
During the Tang dynasty, Chinese physician Sun Simiao is believed to have written the first nutrition guide in traditional Chinese medicine.In his book, Precious Prescriptions for Emergencies (Chinese: 備 急 千 金 要 方; pinyin: Beiji qianjin yaofang), the chapter "Dietary Treatment" (Chinese: 食 治; pinyin: Shiji) contains sections describing the effects of eating fruits, vegetables ...
In nutrition, the diet of an organism is the sum of the foods it eats. [9] A healthy diet improves the physical and mental health of an organism. This requires ingestion and absorption of vitamins , minerals , essential amino acids from protein and essential fatty acids from fat-containing food.
Clinical nutrition centers on the prevention, diagnosis, and management of nutritional changes in patients linked to chronic diseases and conditions primarily in health care. Clinical in this sense refers to the management of patients, including not only outpatients at clinics and in private practice, but also inpatients in hospitals.
Human nutrition deals with the provision of essential nutrients in food that are necessary to support human life and good health. [1] Poor nutrition is a chronic problem often linked to poverty, food security, or a poor understanding of nutritional requirements. [2]
A healthy diet provides the body with essential nutrition: fluid, macronutrients such as protein, micronutrients such as vitamins, and adequate fibre and food energy. [ 2 ] [ 3 ] A healthy diet may contain fruits, vegetables, and whole grains , and may include little to no ultra-processed foods or sweetened beverages .
The professional requirements of dietary managers vary across countries and employment settings, but usually include some formal (postsecondary) education and/or on-the-job experience in nutrition care and therapy, management of foodservice operations, human resource management, and sanitation and food safety. [2]
The Academy of Nutrition and Dietetics reported in 2013 that: Several indicators of nutrient quality have been summarized by the Academy. [5] [6] The Nutrient Rich Food Index has been developed by a research coalition involving food and nutrition practitioners. [7]