NUTR 3340 Lecture Notes - Lecture 1: Nutrient Density, Cardiovascular Disease, Food Security
27 Aug 2016
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Document Summary
Food security: having access at all times to sufficient supply of safe, nutritious food. Food insecurity: limited or uncertain availability of safe, nutritious foods. About 14% of us households are food insecure. Food provides energy, nutrients, and other substances etc. Calorie: a measure of the amount of energy transferred from food to the body. Nutrients: chemical substances in food that are used by the body. Health problems related to nutrition originate within cells. Poor nutrition can result from both inadequate and excessive lvls of nutrient intake. Overdoses of nutrients (usually by supplements) result in mild to severe alteration in. Prolonged inadequate intake results in obvious deficiency diseases functioning. The ripple effect dietary changes introduced to improve intake of one nutrient affect intake lvl of other nutrients. Humans have adaptive mechanisms for managing fluctuations in food intake. Malnutrition can result from poor diets and from disease states, genetic factors, or combinations of these causes.
