BMI stands for body mass index, but you'll almost always find it referred to simply as BMI. It’s a tool used to define overweight and obesity, and it's calculated by dividing a person's weight ...

How to Use the Following BMI Calculator: This tool calculates your body mass index (BMI), which is a measure of your mass relative to your height. Our calculator accounts for the fact that, in ...

A BMI lower than 18.5 is considered underweight. A BMI between 18.5 and 24.9 is considered healthy. A BMI between 25 and 29.9 is considered overweight. A BMI of 30 or higher is considered obese. If ...

Medically reviewed by Amelia MacIntyre, DO The body mass index (BMI) chart helps determine obesity levels in both women and men. Healthcare providers also use it to determine whether their patients ...

BMI, or body mass index, is an outdated measurement that fails to properly identify health risks, according to a new study.

The same formula is used to calculate BMI for adults as well as children and teens. However, we read the results differently. This is because body fat changes as kids develop and differs between ...