Why is BMI still used?

What are the advantages of using BMI?

BMI is constantly under-fire from critics, many proposing the Hip-to-Waist ratio as a better means of assessing obesity and excess weight. Put a BMI chart up, however, and we are ALL compelled to take a look:

Did you manage to resist looking at your BMI? If so why?

A seemingly simple question such as "Why BMI?" requires a much longer answer than expected.

Unfortunately there is a distinct lack of understanding on even where BMI originated from.
There are many advantages to using BMI and this article explains the critical role it plays in obesity research and day-to-day monitoring of people's weight.

Take a look here: WHY BMI? HISTORY, ADVANTAGES & DISADVANTAGES OF BMI