Weight loss surgery/ Bariatric surgery is a very exciting field which has revolutionized the process of weight loss. This surgery has not only given new lease of life to the patients who are severely obese but has also helped tremendously in controlling type-2 diabetes, hypertension, dyslipidemia, infertility and obstructive sleep apnea.

First description of weight loss surgery in 1960s by team of Dr. Mason and Dr. Ito. Last 25 years has seen renewed interest and popularity of weight loss surgery due to explosion in technology and wide spread use of laparoscopic weight loss surgery. Roux-en-y gastric bypass,one of the weight loss surgery was considered to be gold standard procedure for weight loss. Last 15 yrs has seen emergence of laparoscopic sleeve gastrectomy as a more popular choice as weight loss surgery all over the world.