HE101 Lecture Notes - Lecture 6: Binge Eating, Amenorrhoea, Normative Social Influence
Document Summary
Bmi, a crude measure does not account for differences in body composition. Obesity: excessive body fat associated w/ health risk. Measure of thickness of subcutaneous adipose tissue. Can estimate % body fat using predictive equations. Based on body density & water/air displacement. Measures absorption in bone mineral and soft tissue. Precise images body composition at tissue/organ level. Gender and body composition females more than male. Muscle mass makes up most of body weight. Obesity males females (apple shape) abdominal body fat, more dangerous (pear shape) has to do with hormones. Children still obese when older, then they"re most likely to continue that pattern, thus intervention should be done early on. Osteoarthritis (inflammation of bone joint), sleep apnea, immunity. Burden ++ on health of canadian and canadian health care system. Bw & mortality chances of dying lower if you maintain healthy bw. At simplest level- long term energy balance influenced by interaction of; how much getting vs how much burning.
