Body Mass Index (BMI) is a calculation that describes relative weight for height. While it’s a quick and easy tool to classify weight status, it’s not a perfect measure of health. To calculate your BMI, take your current weight in pounds, divide it by your height in inches squared, and multiply the resulting number by 703. For those averse to math, you can enter your height and weight into this BMI calculator from the National Institutes of Health. Now that you know your BM