Foods and Nutrition 1021 Lecture Notes - Lecture 14: Periodontitis, Glucosamine, Iron-Deficiency Anemia
20 Apr 2016
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Vary with gender, body size & composition, and physical activity levels. Intensive growth period or adolescent growth spurt (genetic schedule) Girls: 10 or 11, peak at 12 years. Boys: 12 or 13, peak at 14 years. No longer a child, but not yet an adult. For girls, menstrual problems (pms or during period) affect mood & behavior, appetite, food cravings and intake, glucose tolerance, and overall metabolic rate. Influenced by parents, peers, & media re: body image. Fads and scams- offering promises of slenderness, good-looking muscles, freedom from acne, etc. Skin"s natural oils made in deep glands - oily secretions build up in clogged ducts causing irritation, inflammation & breakouts. Chocolate & sugar do not worsen acne; evidence less conclusive for cola beverages, fatty or greasy foods, milk, nuts, iodized salt. Vitamin a itself has no effect (pill- can cause liver damage, can do permanent damage to fetus)
