What are some reasons BMI calculators aren't accurate?

Body Mass Index calculators measure your BMI in a way that represents a relative weight based on your mass and height. The BMI is used as a simple method to assess how much your body weight departs from what is normal or desirable for a person of your height. read more

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. read more

Body Mass Index (BMI) provides an easy way to measure obesity, but more doctors are questioning its accuracy and usefulness. BMI is supposed to estimate the amount of body fat a person carries based on height and weight, and categorizes people based on what is appropriate for their size. read more