Bariatrics refers to a particular group of medicine. This particular group of medicine is taken for treating obesity. It is around the particular year of 1965 that this particular group of medicine was introduced. The word has been extracted from the Greek word "baros" and the suffix " iatrics". The word " Baros " in the language of Grrek means weight . The suffix " iatrics " means " medical Treatment". It involves a program related to the performance of certain exercises , proper diet, change in lifestyle as well as modification of behavior. Bariatrics is also very much associated with the surgery concerning obesity. The problem of overweight is a growing problem now -a days . If this problem is not checked , then it may prove to be very dangerous in the future years.