For heights above 6 feet you should use a different bmi formula, with an exponent of 2.5 not 2. 2 is used commonly but only because it used to be easier to com

For heights above 6 feet you should use a different bmi formula, with an exponent of 2.5 not 2. 2 is used commonly but only because it used to be easier to compute. Also, for people with large muscle mass, bmi will show overweight or obese for people that have normal (or even low) fat mass.