Your BMI is a helpful tool to help determine if you are at a healthy weight, need to lose weight, or carry too much fat. It can also help you to set realistic weight-loss goals. Let's take a look at what you need to know.Body Mass Index (BMI): What Is It?Body mass index (BMI) measures body fat based on height and weight. It determines whether a person is underweight, overweight, or obese. BMI is not perfect, but it is a good tool for estimating body fat.To calculate BMI, you divide your weight in kilograms by your height in meters squared. You can also use a BMI chart to figure out your BMI.BMI is not perfect, but it is an excellent way to estimate body fat. If... continue reading >