Bariatrics is the branch of medicine that deals with the causes, prevention, and treatment of obesity..
http://www.answers.com/Bariatric#cite_note-bartleby-0The term
bariatrics was created around 1965
,http://www.answers.com/Bariatric#cite_note-dictionary.com-1 from the Greek root
bar- ("weight," as in Barometer), suffix -
iatr ("treatment," as in pediatricsw), and suffix -
ic ("pertaining to"). The field encompasses dieting
http://www.answers.com/topic/dieting-medicine, exercise and behavioral therapy
http://www.answers.com/topic/behaviour-therapy approaches to weight loss, as well as pharmacotherapy and surgery.