What is the body mass index (BMI)?

Body mass index or BMI is a wonderful tool to find whether one's weight is in the normal range or not.
This is expressed by a simple formula as weight in the kilogram divided by height in meter square.
BMI=Weight in kg / height in m2 According to the World Health Organization (WHO), BMI is classified as:

Calculate your Body mass index (BMI online calculation)

Height m (e.g: 1.80)     Weight (Kg)
The body mass Index BMI = weight (kg)/height(m2)
Classification   Ideal BMI   Overweight     Obese Severely Obese   Morbidly Obese  
BMI 19-24.9 25-29.9 30-34.9 35-39.9 ≥ 40