Body mass index (BMI) is a calculation used to estimate your body fat. Based on the BMI score, you may be categorized as being underweight, of normal weight, or overweight. The BMI score may also be ...

For decades, health experts have relied on body mass index (BMI), a ratio of weight to height, to classify people as underweight, normal weight, overweight or obese. But sometimes, you need more than ...

In daily practice, physicians need a quick and simple way to assess whether a patient's weight presents a health risk. For decades, the body mass index (BMI) has been used for this purpose, with ...

Share on Pinterest New research suggests that body roundness may be a better indicator of health in some cases. Costfoto/NurPhoto via Getty Images The body mass index (BMI) considers the height-weight ...

Here’s what to know about body composition numbers and what these metrics mean for your health and performance.