American Obesity Association

(www.obesity.org)
The mission of the AOA is to act as an agent of change, move society to re-conceptualize obesity as a disease and to fashion appropriate strategies to deal with the epidemic.

North American Association for the Study of Obesity

(www.naaso.org)
The North American Association for the Study of Obesity (NAASO) is the leading scientific society dedicated to the study of obesity. Since 1982 NAASO has been committed to encouraging research on the causes and treatment of obesity, and to keeping the medical community and public informed of new advances.