what is the body mass index or BMI the overweight and obesity index

The BMI or body mass index is a number that measures the relationship between weight and height of a man and the given result is in kg per square meter.
BMI provides a reliable way of assessing the weight used to classify obesity levels in categories that may lead to health problems.

The body mass index or BMI is calculated using the formula: (Weight) / (Height) 2 eg Weight 68 kg, height 1.65 meters
then BMI = 24.98

Using the body mass index or BMI help us to know whether the body weight deviates from what is considered normal.

When the body mass index or BMI is less than 18.5 is considered underweight when we BMI over 25 is considered overweight when we have more than 30 is considered obese when we have over 40 is classified in the category of morbid obesity.