We can categorise the advantages or the overall impact of the weight loss surgery into four categories. One is the loss of weight, the second is the overall quality of life, third is the improvement of the associated problems or co-morbidities of obesity, fourth the overall survival after surgery. The amount of weight lost is about 60 to 70% of excess weight. With that there is improvement in quality of life. The patient may become more social, improvement of the psychological status of the patient. There is also increased libido and fertility in patients. They are more happy in life. They can do more of outdoor activities which is seen in such patients. The diabetes and hypertension will come down or there will be complete reversal of diabetes and hypertension. There could be improvement of liver enzymes or liver problems in these patients, improvements in respiratory issues, cardiac problems are less, other associated problems like osteoarthritis, sleep apnea, is all improved. Fourth which is the most important thing is longevity. These patients have a longer life and more happier life as compared to when they were obese.
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