HLTH 111 Lecture 7: AHS Chapter 11
Document Summary
68. 8% of american adults are overweight, 1/3 are obese. Energy in = energy out (to maintain weight), Energy in; food consumed, quality of food, sleep. Energy out: exercise, physical activity, digestion, thermogenic affect. Weight is controllable! (energy in versus energy out) Overweight: above recommended range for good health. Obesity: overweight to a more serious degree, contains riskier health issues. Measured through: bmi, body composition, and fat distribution. Body fat: essential fat, stored in fat cells (adipose tissue), located in subcutaneous fat (under the skin) and around major organs (visceral fat). Percent body fat: the proportion of the body"s total weight that is fat. Body composition is measured through skinfold measurement, bia, hydrostatic weighing, the bod pod. Apple shape: android obesity, fat cumulates in regions of body, particularly abdomen. Pear shape: fat storage in hips, buttocks and thighs. Pear is healthier, seeing as fat isn"t located near organs. Genetics: 25-40% of body fat, set point theory (unable to lose/gain substantial amounts)
