What is a healthy BMI range according to WHO?

The World Health Organization classifies a BMI between 18.5 and 24.9 as a healthy, normal weight for adults.

How is Body Mass Index calculated?

BMI is calculated by dividing body weight in kilograms by height in meters squared: BMI = weight (kg) / (height (m))².

Are there limitations to BMI?

Yes, BMI does not differentiate between fat and muscle mass. Athletic or muscular individuals may have a high BMI without excessive body fat.

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BMI Calculator (Body Mass Index)

Calculate your Body Mass Index (BMI) using the official World Health Organization (WHO) standards and find your healthy target weight range.

Height (cm)

Weight (kg)

WHO Body Mass Index Categories

Severe Underweight< 17

Mild Underweight17–18.5

Healthy Weight18.5–25

Overweight25–30

Class 1 Obesity30–35

Class 2–3 Obesity> 35

Calculated BMI

Healthy Weight

Ideal, healthy weight range associated with lowest health risks.

Healthy Weight Range58.6 – 78.9 kg

Important Note on BMI

BMI is a general statistical screening tool and does not account for muscle mass, bone density, or fat distribution. Athletic individuals with high muscle mass may be classified as overweight despite having low body fat.