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Is BMI the best predictor of future health?

November 1, 2021

Ask the doctor

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Q. My doctor says that measurements like body mass index or other measurements are better predictors of my future health than my weight. What are these other measurements?

A. Why does a doctor measure your weight? To find out how much fat you have — particularly unhealthy types of fat. There are several fancy and expensive ways of measuring the amount of body fat, but they are useful primarily in research studies.

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