What is body mass index (BMI)? Body mass index (BMI) is a medical screening tool that measures the ratio of your height to your weight to estimate the amount of body fat you have.

Dec 16, 2025 · BMI is a quick, low-cost, and reliable screening measure for underweight, overweight, or obesity. BMI is a valuable population health measure used worldwide. For …

Body mass index (BMI) is a value derived from the mass (weight) and height of a person. The BMI is defined as the body mass divided by the square of the body height, and is expressed in …

Jun 4, 2025 · BMI is a useful, scalable screening tool for assessing population health. BMI, or body mass index, is calculated using a person's height and weight. It's an easy calculation that …

Aug 22, 2025 · 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. …

Jan 9, 2026 · Body mass index (BMI), an estimate of total body fat. The BMI is defined as weight in kilograms divided by the square of the height in metres: weight/height2 = BMI.

Body mass index (BMI) is a person’s weight in kilograms divided by the square of the body’s height in meters. It indicates whether the weight is appropriate for the person’s height. BMI is …

Jan 17, 2025 · Body mass index (BMI) is a screening tool based on your body weight. It’s calculated by dividing your weight in kilograms by your height in meters squared. BMI isn’t an …

Body mass index (BMI) is a measure of body fat based on your weight in relation to your height, and applies to most adult men and women aged 20 and over. For children aged 2 and over, …

Jul 31, 2025 · Body mass index (BMI) is an estimate of how much body fat you have. Medical professionals use it to help understand whether your body mass is healthy for you. However, …