Information: BMI is a reliable method for adults aged 20 to 65 years, but cannot be trusted for pregnant or lactating women, endurance athletes or very muscular people.
|less than 16.5||Undernutrition|
|16.5 to 18.5||Underweight|
|18.5 to 25||Normal weight|
|25 to 30||Overweight|
|30 to 35||Moderate obesity|
|35 to 40||Severe obesity|
|more than 40||Morbid or massive obesity|