04/12/2016
...but what does it really mean? BMI stands for body mass index, and it is a number based on height and weight. It is a way to compare weight to height (or for babies, length). For adults, BMI isn’t perfect, but is used to indicate whether weight is healthy, too high (overweight or obese), or too low (underweight). BMI for adults is a number. For infants and children up to the age of 20, the...