what is the bmi chart

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Nature

Body Mass Index (BMI) Chart

The Body Mass Index (BMI) chart is a tool used to categorize individuals based on their body mass and height. It is a numerical value derived from a persons weight and height, expressed in units of kg/m², resulting from mass in kilograms and height in meters. The BMI is used to broadly classify individuals into different weight categories, including underweight (under 18.5 kg/m²), normal weight (18.5 to 24.9), overweight (25 to 29.9), and obese (30 or more) .

BMI is a convenient rule of thumb used to estimate a persons tissue mass (muscle, fat, and bone) in relation to their height. It provides a simple numeric measure of a persons thickness or thinness, allowing health professionals to discuss weight problems more objectively with their patients. However, it is important to note that while BMI is a reliable indicator of body fatness for most people, it may not work well for individuals with high muscle mass, such as bodybuilders, or those who have lost muscle mass, such as some older people.

The BMI chart is widely used as a screening tool to assess if a persons weight might be putting them at risk for health problems such as heart disease, diabetes, and cancer. It is important to interpret BMI values in the context of an individuals overall health and to consider other factors such as muscle mass and body composition when assessing an individuals weight status.

In summary, the BMI chart is a valuable tool for categorizing individuals based on their weight and height, providing a general indication of body fatness and helping to identify potential health risks associated with weight. However, it is essential to use BMI in conjunction with other health assessments to obtain a comprehensive understanding of an individuals health status.