Calculate the BMI - Body mass index

Use this tool to check your body mass index (BMI) to see if you are at a normal weight. You can also check your child's BMI here.

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What is Body Mass Index (BMI)? - BMI definition

Body mass index (BMI) is a measure of a person's weight relative to his or her height. A high BMI can indicate a high degree of obesity or overweight. BMI can be a screening tool but is not intended to diagnose obesity or personal health. To determine if BMI has a potential health risk, your doctor or health professional will need to perform additional assessments such as skin fold thickness measurement, dietary evaluation. , physical activity and family history.

Interpret BMI

For adults 20 years of age and older, BMI is calculated using standard weight status categories. These standards are the same for men and women of all fitness and age groups. For children and adolescents, BMI distinguishes between age and sex and is commonly referred to as BMI by age. In children, high levels of body fat can lead to weight-related ailments and other health problems. Being underweight can also increase your risk of certain health conditions and medical conditions. A high BMI often indicates overweight. This index does not directly measure body fat but is correlated with direct measurements of body fat (1,2,3).