Front Matter -- Introduction to Obesity. Introduction to Obesity and Obesity-Related Diseases / Iskandar Idris -- Diagnosis and Classification of Obesity / Brijesh Madhok -- The Epidemiology of Obesity / Benjamin Reed, Salim Abunnaja -- Public Health Aspects of Obesity and Related Co-Morbidities / Waleed Al-Khyatt -- Non-Surgical Management of Obesity / Petra Hanson, Thomas M Barber -- Organisation of Care for Complex Obesity / David Hughes -- The History of Metabolic and Bariatric Surgery / Jordan Robinson, Abdelrahman Nimeri -- Metabolic and Bariatric Surgery. Indications and Contraindications of Bariatric and Metabolic Surgery / Sherif Awad -- Pre-Operative Medical Management / Iskandar Idris -- Pre-Operative Management of a Bariatric Patient (Nutritional) / Lindsay Parry -- Pre-Operative Management / Chris Gillespie -- Pre-Operative Management / Nick Reynolds -- Pre-Operative Management / Sherif Awad -- Mechanism of Action of Bariatric Procedures / Ahmad Bashir -- Laparoscopic Adjustable Gastric Banding - Technique and Outcomes / Paul Leeder -- Sleeve Gastrectomy / Sherif Awad -- Roux-en-Y Gastric Bypass / Selwan Barbat, Abdelrahman Nimeri -- Alternative Bariatric Procedure / Ashraf Haddad -- Early Surgical Complications after Metabolic and Bariatric Surgery / Vilok Vijayanagar, Abdelrahman Nimeri -- Post-Operative Management and Follow-Up / Sherif Awad -- Outcomes of Metabolic and Bariatric Surgery. Metabolic Outcomes of Bariatric Surgery / Petra Hanson, Thomas M Barber -- Non-Metabolic Outcomes of Bariatric Surgery / Iskandar Idris -- Medical Management of Nutritional Complications / David Hughes -- Metabolic Complications of Bariatric Surgery / Iskandar Idris -- Long-Term Surgical Complications of Bariatric Surgery / Tahir E Yunus, Ahmad G Jan -- Psychological Considerations Post-Surgery / Paul Davidson -- Consideration for Revisional Surgery / Kai Tai Derek Yeung, Sanjay Purkayastha -- Weight Regain / Lindsay Parry -- Patient Perspective / Paul Stevenson -- Index