WebCT-275-7 Body Composition 06

WebCT-275-7 Body Composition 06 - Body Composition...

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Body Composition Objective: To identify the types and appropriate levels of fat in the body and to describe the basic measures of body composition and body fat distribution.
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Body Composition The body’s relative amount of fat and fat-free mass Individuals with optimal body composition tend to: be healthier move more efficiently have higher levels of self-esteem
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Body Composition Lean Body Mass (Fat Free Mass) – non-fat components of body: muscle, bone, skin, organs, water, teeth Body Fat Essential fat – lipids incorporated into nerves, brain, cell membranes, mammary glands….; crucial for normal body functioning males: 3-5% • females 8-12% Non-essential (storage) fat – exists within the fat cells (adipose tissue); insulates, energy substrate, protects organs • Visceral fat – stored deep within body; especially abdomen • Subcutaneous fat – lies just under skin
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Terminology Overweight – body weight above the recommended range for good health Obesity - a more serious degree of overweight Creeping Obesity – the gradual increase in fat over time For example, if over age 25 increase in body fat of ½ to 1 pound per year lose of ¼ to 1/3 LBM per year by age 65, gain 40 pounds of weight, but actual fat gain is 60 pounds (lost 20 pounds of LBM)
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How is Obesity Determined Height-weight tables - tables that provide a healthy weight range for a given height
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WebCT-275-7 Body Composition 06 - Body Composition...

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