Introduction For individuals struggling with severe obesity, traditional weight-loss methods such as diet, exercise, and medications may not always be effective. In such cases, bariatric surgery (also known as weight-loss surgery) can be a life-changing option. These surgical procedures are designed to help individuals lose weight by altering the digestive system, leading to reduced food intake, nutrient absorption, or both. Beyond weight loss, bariatric surgery can significantly improve or even resolve obesity-related conditions such as type 2 diabetes, hypertension, and sleep apnea. This article explores the main types of bariatric surgery, eligibility requirements, potential risks, and what long-term success looks…