BMI (Body Mass Index): What It Is & How To Calculate
May 9, 2022 · Body mass index (BMI) is a tool that healthcare providers use to estimate the amount of body fat by using your height and weight measurements. It can help assess risk factors for certain …
Body Mass Index (BMI): Chart, Calculation, & Healthy BMI Ranges - WebMD
May 24, 2024 · What Is BMI? Body mass index (BMI) uses your height and weight measurements to estimate how much body fat you have.
Body mass index (BMI) | Definition, Formula, Chart, & Facts - Britannica
Dec 10, 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.
Body mass index - Wikipedia
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 units of kg/m …
About Body Mass Index (BMI) | BMI | CDC
May 20, 2024 · About Body Mass Index (BMI) Key points BMI is a measure of weight relative to height. BMI is a quick, low-cost, and reliable screening measure for underweight, overweight, or obesity. …
What Is BMI, and How Do You Calculate It? - GoodRx
Jan 17, 2025 · Key takeaways: 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 …
What Is BMI: Body Mass Index Explained | U.S. News
Jun 4, 2025 · BMI, or body mass index, is calculated using a person's height and weight. It's an easy calculation that puts people into one of four categories, including underweight, normal weight, …
How to Calculate BMI (Body Mass Index): Calculator and Formula
Jul 28, 2025 · Body mass index (BMI) is a measurement of body fat based on height and weight. Learn how to calculate BMI using the BMI formula and equation, as well as how to use the BMI calculator.
Calculate Your BMI - NHLBI, NIH
Your BMI is just one piece of the puzzle. It’s based on height and weight but doesn’t take into account your muscle mass, bone density, or body composition. Your healthcare provider will consider …
Body Mass Index (BMI): What It Is and How It’s Calculated
Jan 14, 2025 · Learn how to figure out your BMI, the risks of having a high or low one, and why this number can be an imperfect measure of overall health.