Is BMI accurate for elderly?

You can’t tell between fat, muscle or fluid mass so using BMI may not be accurate. For the elderly, muscle mass is much lower in comparison to fat mass, and many have medical conditions that can increase fluid mass as well.

What is a normal BMI for an elderly person?

BMI in Adults vs. BMI in Older AdultsCategoryBMI Range for AdultsBMI Range for Older AdultsUnderweight<18.5<23Normal18.5 – 24.923-30Overweight25 – 29.9>31Obese30+21 мая 2020 г.

What is a good BMI for 70 year old?

Objectives: To examine in an older population all-cause and cause-specific mortality associated with underweight (body mass index (BMI)<18.5), normal weight (BMI 18.5-24.9), overweight (BMI 25.0-29.9), and obesity (BMI> or =30.0).

Does BMI change based on age?

For children, BMI is gender specific and age specific (Hammer et al., 1991; Pietrobelli et al., 1998). Because BMI changes substantially as children get older, BMI-for-age is the measure used for children ages 2 to 20 years. BMI is not a direct measure of body fatness.

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Is BMI the most accurate measure of a person’s health status?

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.

Why is BMI not accurate for elderly?

You can’t tell between fat, muscle or fluid mass so using BMI may not be accurate. For the elderly, muscle mass is much lower in comparison to fat mass, and many have medical conditions that can increase fluid mass as well. … Does not take into account presence of sarcopenia or malnutrition (loss of muscle and function).

What is a good BMI for 70 year old woman?

The World Health Organization (WHO) defines a healthy body weight range for adults as a BMI between 18.5 and 24.9.

What is a good weight for a 70 year old woman?

Normal weight at 118 to 159 pounds (BMI = 18.5-24.9) Overweight at 160 to 191 pounds (BMI = 25-29.9) Obese at 192 pounds or more (BMI = 30+)

Should you weigh more as you get older?

Now new research has uncovered why that is: lipid turnover in the fat tissue decreases during aging and makes it easier to gain weight, even if we don’t eat more or exercise less than before. Many people struggle to keep their weight in check as they get older.

How do I lose weight at 70?

Healthy Diet and Exercise Tips for Aging Adults

  1. Start with walking. There is conflict over whether walking is as good for you as running, but everyone agrees walking regularly at even a moderate pace is extremely healthy. …
  2. Regular exercise. …
  3. Portion control. …
  4. Eat the right foods. …
  5. Keep eating nutritiously.
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What is my ideal weight for my age?

Weight and height guide chartHeightWeight5ft 2″ (62″)104 to 131 lbs.136 to 158 lbs.5ft 3″ (63″)107 to 135 lbs.141 to 163 lbs.5ft 4″ (64″)110 to 140 lbs.145 to 169 lbs.5ft 5″ (65″)114 to 144 lbs.150 to 174 lbs.Ещё 17 строк

What is the best BMI for a woman?

Doctors consider a healthy BMI for women to be 18.5–24.9. A BMI of 30 or above may indicate obesity. BMI measurements can help someone understand whether they have underweight or overweight.

How much should a 75 year old woman weigh?

The average American woman 20 years old and up weighs 170.6 pounds and stands at 63.7 inches (almost 5 feet, 4 inches) tall.

What’s the Average Weight for Women?Age group (years)Percent considered overweight or obesePercent considered obese45-5469.542.955-6474.548.265-7475.643.575 and up67.432.7Ещё 3 строки

What should you measure instead of BMI to get a good idea of your health?

Better than BMI: 4 ways to track your health besides the scale

  • Waist-to-height ratio (WHtR) The cousin of the BMI, waist-to-height ratio compares — you guessed it — waist circumference to height, rather than overall weight to height squared. …
  • Measurements. …
  • Resting heart rate (RHR) …
  • Skinfold Calipers.

What are the disadvantages of BMI?

Disadvantages of BMI

BMI is a simple mathematical formula that measures body fat based on your height and weight. It does not take into account the source of the weight – whether it is from lean tissue or fat. BMI does not distinguish between the type of fat one carries – whether it is subcutaneous or visceral fat.

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Is BMI accurate if you are muscular?

Crucially, BMI doesn’t distinguish between fat and muscle and studies have found it unreliable.

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