Obesity Classification and Trends


The Obesity Epidemic

  • Obesity rate has doubled in adults in the past three decades.
  • Obesity rate has tripled in adolescents in the past three decades.


The Epidemic within the Epidemic

Morbid obesity rate has quadrupled in the past three decades.

Sturn R. Arch Intern Med. 2003;163:2146-2148.

999 National Health and Nutrition Examination Survey, CDC National Center for Health Statistics


Today’s obese children could be the 1st generation of Americans with a life expectancy less than their parents!

Richard Carmona MD, US Surgeon General

Etiology of Obesity

  • Genetics
  • Environmental
  • Psychobehavioral
  • Endocrine
  • Metabolic
  • Cultural
  • Socioeconomic factors
  • Pathogens?


Medical Complications of Obesity

More than 30 medical conditions are associated with overweight and obesity, diabetes being among the most severe.

The Surgeon General’s Call to Action to Prevent and Decrease Overweight and Obesity, 2001. http://www.surgeongeneral.gov/topics/obesity/calltoaction/toc.htm.




Obesity – Health impact

  • In both men and women, BMI is associated with higher rates of death due to Cancer







–Non-Hodgkin’s lymphoma

–Multiple myeloma