The BMI scale is the only scale used to measure how overweight people are globally and it does work fine for most countries, but in places like the United States where bodybuilding, (American) football, wrestling and many other muscle producing sports are very popular from a very young age, it doesn’t. As you may already know, muscle weighs 18% more than fat for the same amount of space each takes up, BMI doesn’t take that into account leaving people like:
John Cena: (BMI=35) [obese]
Tim Tebow: (BMI=31) [obese]
Peyton Manning: (BMI=28) [overweight]
Eli Manning: (BMI=27) [overweight]
Tom Bradey: (BMI=27.4) [overweight]
Chris Hemsworth: (BMI=25.1) [overweight]
And school football teams like this:
to be considered as overweight individuals for having BMIs over 25 and obese individuals for having BMIs above 30.
The chart:
https://www.nhlbi.nih.gov/health/edu...MI/bmi_tbl.pdf