To calculate your BMI, divide your weight in pounds by your height in inches squared, then multiply the results by a conversion factor of 703. For someone who is 5 feet 5 inches tall (65 inches) and weighs 150 pounds, the calculation would look like this: [150 ÷ (65)2] x 703 = 24.96.
How can I check my BMI online?
Calculate Your Body Mass Index
Body mass index (BMI) is a measure of body fat based on height and weight that applies to adult men and women. View the BMI tables or use the tool below to compute yours. Enter your weight and height using standard or metric measures. Select “Compute BMI” and your BMI will appear below.
Which method of calculating BMI is the most accurate?
Computerized Tomography (CT) and Magnetic Resonance Imaging (MRI) These two imaging techniques are now considered to be the most accurate methods for measuring tissue, organ, and whole-body fat mass as well as lean muscle mass and bone mass.
Is Smart BMI accurate?
As most of us fitness-focused folks have likely heard, BMI is far from a perfect measurement. Much of the time, and often when it really counts, the BMI measurement may actually overestimate or even underestimate a person’s body fat. And when it does, it really does.
What is a good BMI?
For most adults, an ideal BMI is in the 18.5 to 24.9 range. For children and young people aged 2 to 18, the BMI calculation takes into account age and gender as well as height and weight.
What should my BMI be for my age?
According to the National Institutes of Health (NIH) : A BMI of less than 18.5 means that a person is underweight. A BMI of between 18.5 and 24.9 is ideal. A BMI of between 25 and 29.9 is overweight.
Do doctors still use BMI?
It is used in population studies, by doctors, personal trainers, and others. However, BMI has some important flaws. For example, it does not measure overall fat or lean tissue (muscle) content. BMI is derived from a simple math formula.
How do you check body fat percentage?
To calculate body fat percentage, add your waist and hip measurements, and then subtract the neck measurement to determine your circumference value. For example, if your waist is 30, your hips are 36, and your neck is 13, your circumference value would be 53.
What’s a better measure than BMI?
Waist-to-height ratio (WHtR)
WHtR is more accurate than BMI because it takes central fat into consideration. Central fat is important because it collects around the organs in your midsection and has been closely linked to conditions such as heart disease.
Does age affect 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.
What is the healthiest BMI for a woman?
A BMI of 18.5–24.9 is considered normal or healthy for most women.
Why is BMI sometimes very inaccurate and misleading?
Body Mass Index’ biggest flaw is that it does not take into account the person’s body fat versus muscle (lean tissue) content. Muscle weighs more than fat (it is denser, a cubic inch of muscle weighs more than a cubic inch of fat).
What weight do I need to be to have a BMI of 25?
4 in. tall is considered overweight (BMI is 25 to 29) if she weighs between about 145 and 169 pounds. She is considered obese (BMI is 30 or more) if she is closer to 174 pounds or more.
Do Skinny People live longer?
Being overweight or underweight could knock four years off life expectancy, a study in a Lancet journal suggests. The report, one of the largest of its kind, involved nearly 2 million people who were registered with doctors in the UK.
How much should a 5’5 female weigh?
Height and Weight Chart
|5′ 4″||110 to 144 lbs.||174 to 227 lbs.|
|5′ 5″||114 to 149 lbs.||180 to 234 lbs.|
|5′ 6″||118 to 154 lbs.||186 to 241 lbs.|
|5′ 7″||121 to 158 lbs.||191 to 249 lbs.|