FDNS 2050 Lecture Notes - Lecture 20: Standard Error, Abdominal Cavity, Gnu Compiler Collection
Document Summary
Many high school and elementary school students. 85% of first-year male and female college students: females: leanness & males: muscularity. Body weight in kg (height in meters) . Body weight in lbs x 705 (height in inches) . A screening device for both underweight and obesity, both of which may be related to health problems. May be a useful guide to body weight for the average individual. Does not evaluate body composition: some classified as overweight may have low body fat, some classified as normal weight may have excess fat. The hu(cid:373)a(cid:374) (cid:271)ody is (cid:272)o(cid:373)posed of earth"s ele(cid:373)e(cid:374)ts. Density = mass volume [g/ml or g/cc : body water (density = 1. 0, total body fat (density = 0. 9, fat free mass (density = 1. 1, bone mineral (density = 1. 3 1. 4) Determination of body composition is usually done by calculating total body density. Essential fat: males 3, females 12-15%