HES 250 Lecture Notes - Lecture 14: Underweight, Diuretic, Lean Body Mass
Document Summary
Body composition the ratio of fat mass to the total body mass, expressed as % body mass. Fat mass = essential fat + storage fat: essential fat: stored in bone marrow, heart, liver, intestines, muscles, reproductive organs, and central nervous system. ~12% in females: storage fat: stored in adipose tissue of both visceral and subcutaneous regions. Visceral vs. subcutaneous fat: visceral (abdominal) fat. More harmful to health: subcutaneous fat. The fat in the stomach area that lies directly under the skin. Compartments: bone mineral mass (dry, body protein (dry, body water. Example: john weighs 200 lb. , has a body fat of 25%, and wants to lose weight. He wants to cut fat mass from 2% to 15% while maintaining lean body mass. How much should he weigh: method 1: 200 176. 5 = 23. 5 lb. fat loss 150 + 23. 5 = 173. 5 lb. target weight. 150 x 100 = 85% x = 176. 5 lb.
