Question: Why Do Doctors Still Use BMI?

Where do you lose weight first?

Mostly, losing weight is an internal process.

You will first lose hard fat that surrounds your organs like liver, kidneys and then you will start to lose soft fat like waistline and thigh fat.

The fat loss from around the organs makes you leaner and stronger..

Is the BMI scale outdated?

It is an outdated method that does not take into consideration muscle and actual health! … Muscle is much denser than fat so they may end up with a BMI that classes them as obese, despite the fact they may be fit and healthy.

Why is my BMI high when I’m not fat?

Muscle mass can make you heavier and increase your BMI. Because muscles are more dense and heavier than fat, bodybuilders and other professional athletes like football players are often considered obese or overweight based on their BMI alone. If you have high muscle composition, you’re probably not overweight or obese.

What is a bad BMI score?

A normal BMI is between18. 5 and 25; a person with a BMI between 25 and 30 is considered overweight; and a person with a BMI over 30 is considered obese. A person is considered underweight if the BMI is less than 18.5.

How much does an average 20 year old weigh?

Here’s our process. How much does the average American man weigh? The average American man 20 years old and up weighs 197.9 pounds . The average waist circumference is 40.2 inches, and the average height is just over 5 feet 9 inches (about 69.1 inches) tall.

Why is BMI a bad measure?

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.

Can you be overweight with muscle?

BMI isn’t perfect It often identifies fit, muscular people as being overweight or obese. That’s because muscle is more dense than fat, and so weighs more. But muscle tissue burns blood sugar, a good thing, while fat tissue converts blood sugar into fat and stores it, a not-so-good thing.

Why BMI is not a good measure of health?

BMI is a simple indicator of weight for height and can’t differentiate between muscle mass and fat mass. So BMI tends to overestimate the health risk for adults with a high muscle mass, such as some athletes, and underestimate the risk for adults with a low muscle mass, as can occur with sedentary lifestyles.

Is BMI accurate if you are muscular?

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

How much should a 5’5 female weigh?

Ideal Weight ChartMaleFemale5′ 3″112 – 136 lbs.104 – 127 lbs.5′ 4″117 – 143 lbs.108 – 132 lbs.5′ 5″122 – 150 lbs.113 – 138 lbs.5′ 6″128 – 156 lbs.117 – 143 lbs.28 more rows

What is healthy waist size?

For your best health, your waist should be less than 40 inches around for men, and less than 35 inches for women. If it’s larger than that, you may want to talk with your doctor about what your next steps are, including losing weight. You can’t spot-reduce your waist, or any other part of your body.

What does BMI tell a doctor?

Doctors often use BMI as an objective indicator of whether a person is overweight, underweight, or at a healthy weight. BMI helps determine someone’s overall health risk and what treatment may be appropriate. It is also used to determine weight loss strategies, including whether weight loss surgery is indicated or not.

How much should I weigh at my age?

Weight and height guide chartHeightWeightNormalOverweight4ft 10″ (58″)91 to 115 lbs.119 to 138 lbs.4ft 11″ (59″)94 to 119 lbs.124 to 143 lbs.5ft (60″)97 to 123 lbs.128 to 148 lbs.17 more rows

Is a BMI of 26 bad?

Someone with a BMI of 26 to 27 is about 20 percent overweight, which is generally believed to carry moderate health risks. A BMI of 30 and higher is considered obese. 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.

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.