Overweight and obesity are rising medical problems of pandemic proportions. There are many detrimental health effects of obesity: Specifically, individuals with a Body Mass Index or BMI exceeding a healthy range have a much greater risk of a wide range of medical issues. These include heart disease, diabetes, many types of cancer, asthma, obstructive sleep apnea, chronic musculoskeletal problems, etc. There is also a clear effect of obesity on mortality.
People may find it difficult to lose weight on their own. Indeed, it is common for dieters to have tried a variety of fad diets only to find that they return to their original weight or potentially see a weight gain after a period of time.
Although diet, exercise, behavior therapy and anti-obesity drugs are first-line treatment, medical therapy for severe obesity has limited short-term success and almost nonexistent long-term success.
Weight loss surgery generally results in greater weight loss than conventional treatment, and leads to improvements in quality of life and obesity related diseases such as hypertension and diabetes. The combination of approaches used may be tailored to each individual patient