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  1. BMI (Body Mass Index): What It Is & How To Calculate

    May 9, 2022 · 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. …

  2. BMI Calculator

    BMI is a measurement of a person's leanness or corpulence based on their height and weight, and is intended to quantify tissue mass. It is widely used as a general indicator of whether a person has a …

  3. About Body Mass Index (BMI) | BMI | CDC

    May 20, 2024 · 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 individuals, BMI should be …

  4. What Is BMI: Body Mass Index Explained | U.S. News

    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 puts...

  5. Body mass index (BMI) | Definition, Formula, Chart, & Facts - Britannica

    Nov 19, 2025 · 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.

  6. Body mass index - Wikipedia

    The BMI is defined as the body mass divided by the square of the body height, and is expressed in units of kg/m 2, resulting from mass in kilograms (kg) and height in metres (m).

  7. Body Mass Index (BMI) Calculator | American Cancer Society

    Body mass index (BMI) is a number based on height and weight that can help estimate whether someone is at a healthy weight. For most adults, BMI is a useful guide, but it doesn’t tell the whole …

  8. What Is BMI, and How Do You Calculate It? - GoodRx

    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 accurate …

  9. What is BMI? Body Mass Index Explained in Simple Terms & Calculator

    Apr 28, 2025 · Ever wondered what your weight really says about your health status? BMI, or Body Mass Index, gives a quick snapshot of body fat based on height and weight. It’s simple, widely used, …

  10. Body Mass Index (BMI): Chart, Calculation, & Healthy BMI Ranges - WebMD

    May 24, 2024 · BMI uses the ratio of your height to your weight to estimate body fat. If it sounds complicated, don’t sweat it. A BMI calculator can do the math for you. The number you get will fall …