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What does bmi measure?

Is BMI a good way to measure health?

As a single measure, BMI is clearly not a perfect measure of health. But it’s still a useful starting point for important conditions that become more likely when a person is overweight or obese.

Is a BMI of 23.4 good?

You are recommended to ask your doctor or a dietitian for advice. A BMI of 18.5–24.9 indicates that you are at a healthy weight for your height.

BMI categories.

BMI Weight status
Below 18.5 Underweight
18.5–24.9 Healthy
25.0–29.9 Overweight
30.0 and above Obese

What is a healthy BMI?

Adult BMI Calculator

BMI Weight Status
Below 18.5 Underweight
18.5—24.9 Normal
25.0—29.9 Overweight
30.0 and Above Obese

Does BMI directly measure fat?

BMI is an inexpensive and easy screening method for weight category—underweight, healthy weight, overweight, and obesity. BMI does not measure body fat directly, but BMI is moderately correlated with more direct measures of body fat 1,2,3.

Is BMI accurate if you are muscular?

Muscle mass can make you heavier and increase your BMI.

As Business Insider’s Erin Brodwin explained in a post, BMI doesn’t account for body composition, including differentiating between muscle mass and fat.

What is importance of BMI?

Your BMI is a measurement that is a ratio of your weight and height. It’s a good way to gauge whether your weight is in healthy proportion to your height. In fact, knowing your BMI can help you – and your GP – determine any health risks you may face if it’s outside of the healthy range.

What is acceptable BMI range female?

If your BMI is: below 18.5 – you’re in the underweight range. between 18.5 and 24.9 – you’re in the healthy weight range. between 25 and 29.9 – you’re in the overweight range.

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Is a BMI of 17.5 bad?

The American Dietetic Association (ADA) defines the ideal body mass index (BMI) as between 20 and 25. Thus, anyone below that range would be considered underweight and those with a BMI from 18.5 to 17.5 extremely underweight.

Does age affect your BMI?

For adults ages 20 years and older, BMI incorporates weight and height, but it does not take age or sex into account. A woman tends to have more body fat than a man with the same BMI. Likewise, an older person tends to have more body fat than a younger person with an equal BMI.

Is a BMI of 28 OK?

The higher the BMI, the greater the risk of developing additional health problems. A healthy weight is considered to be a BMI of 24 or less. A BMI of 25 to 29.9 is considered overweight. A BMI of 30 and above is considered obese.

Why do doctors still use BMI?

Body Mass Index Is a Good Gauge of Body Fat

The most basic definition of overweight and obesity is having too much body fat-so much so that it “presents a risk to health.” (1) A reliable way to determine whether a person has too much body fat is to calculate the ratio of their weight to their height squared.

What is better BMI or body fat?

While BMI is a rough estimate of body fat, body fat percentage is a more accurate number. BMI, but not overfat. Likewise, a person of normal weight on the BMI scales may still be overfat and at risk of weight-related diseases.

What should my body fat be for my age?

While BMI and other measurements such as body fat percentage do serve a purpose, it’s also important to remember that moving your body and making purposeful choices about the foods you eat also contribute to your overall health.

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Ideal body fat percentage for women.

Age Percentage
20-39 21-32%
40-59 23-33%
60-79 24-35%

Does BMI calculate muscle?

BMI (body mass index), which is based on the height and weight of a person, is an inaccurate measure of body fat content and does not take into account muscle mass, bone density, overall body composition, and racial and sex differences, say researchers from the Perelman School of Medicine, University of Pennsylvania.

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