Weight management - Assessing obesity
4 important questions on Weight management - Assessing obesity
What is the BMI of a normal obese and morbidly obese person?
Obese: BMI = 30
Morbidly Obese: BMI = 40
What is the critics on BMI?
What are the methods to determine the body fat level?
- Fat fold or skin test: Thickness of fat layer to amount of body fat. Measures skin thickness (low accuracy)
- Hydrodensitometry: The under water weight. Body mass / body volume. Obese people will have a lower body density then musseled people.
- Bioelectrical impedance: sends impulses and measures the return + fat + resistance. (not accurate)
- Dual energy X-ra absorption (DEXA): Uses X-ray to determon body composition. Very accurate.
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What is intra-abdominal/visceral fat?
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