Cause-Specific Excess Deaths Associated With Underweight, Overweight, and Obesity

The association of body mass index (BMI) with cause-specific mortality has not been reported for the US population.To estimate cause-specific excess deaths associated with underweight (BMI <18.5), overweight (BMI 25-<30), and obesity (BMI > or =30).Cause-specific relative risks of mortality from the National Health and Nutrition Examination Survey (NHANES) I, 1971-1975; II, 1976-1980; and III, 1988-1994, with mortality follow-up through 2000...