It is much worse than that. 40% of american men are obese, which,for the average body type, is ~50 lbs above normal.
From wikipedia:
>The National Center for Health Statistics at the CDC showed that 39.6% of US adults age 20 and older were obese as of 2015-2016 (37.9% for men and 41.1% for women).[1]
Obesity in an adult is defined as a BMI of 30 and above.
The Average american male is 5'10. A "normal healthy" BMI of 22 is 153 lbs. A BMI of 30 is 209 lbs. [2]