Official websites use .gov A .gov website belongs to an official government organization in the United States.

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Body mass index (BMI) is a measure of body fat based on height and weight that applies to adult men and women. View the BMI tables or use the tool below to compute yours.

Maintain a Healthy Weight Maintaining a healthy weight is important for your heart health. Learn more about overweight and obesity Increase Physical Activity Moving more can lower your risk factors for heart disease. Eat a Heart-Healthy Diet Eating a healthy diet is the key to heart disease prevention. Know and Control Your Heart Health Numbers Tracking your heart health stats can help you meet your heart health goals. Download the BMI calculator app today (available for iPhone).

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Glass, metal or plastic ruled with very close parallel lines. When light interacts with a diffraction grating, it is dispersed into a spectrum, similar to a prism.

Eat a Heart-Healthy Diet Eating a healthy diet is the key to heart disease prevention. Know and Control Your Heart Health Numbers Tracking your heart health stats can help you meet your heart health goals. Download the BMI calculator app today (available for iPhone).

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BMI Categories: Underweight = <18.5 Normal weight = 18.5–24.9 Overweight = 25–29.9 Obesity = BMI of 30 or greater

Secure .gov websites use HTTPS A lock ( A locked padlock ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Know and Control Your Heart Health Numbers Tracking your heart health stats can help you meet your heart health goals. Download the BMI calculator app today (available for iPhone).

Increase Physical Activity Moving more can lower your risk factors for heart disease. Eat a Heart-Healthy Diet Eating a healthy diet is the key to heart disease prevention. Know and Control Your Heart Health Numbers Tracking your heart health stats can help you meet your heart health goals. Download the BMI calculator app today (available for iPhone).