Introduction to Enhanced Recovery Programs: A Paradigm Shift in Perioperative Care -- Section I: The Science of Enhanced Recovery: Building Blocks for your Program -- Preoperative Education -- Medical Optimization and Prehabilitation -- Preoperative Fasting and Carbohydrate Treatment -- Bowel Preparation: Always, Sometimes, Never? -- The Role of the Anesthesiologist in Reducing Surgical Stress and Improving Recovery -- Prevention of Hypothermia -- Prevention of Postoperative Nausea and Vomiting -- Thromboprophylaxis -- Surgical Site Infection Prevention -- Fluid Management -- Postoperative Ileus: Prevention and Treatment -- Choosing Analgesia to Facilitate Recovery -- Early Nutrition and Early Mobilization: Why They Are Important and How to Make it Happen -- Management of Tubes, Drains, and Catheters -- Hospital Recovery and Full Recovery -- Section II: Creation and Implementation of an Enhanced Recovery Program -- Overcoming Barriers to the Implementation of an Enhanced Recovery After Surgery Program -- Introducing Enhanced Recovery Programs into Practice: Lessons Learned from The ERAS® Society Implementation Program -- Enhanced Recovery Programs: Making the Business Case -- Audit: Why and How -- Why Add an ERP to a Laparoscopic Case: The Colorectal Experience -- Section III: Examples of Enhanced Recovery Programs -- Enhanced Recovery Programs for Colorectal Surgery: University Hospitals Case Medical Center -- Enhanced Recovery Programs for Colorectal Surgery: The Guilford: (UK) Experience -- Setting up an Enhanced Recovery Program Pathway for Bariatric Surgery: Current Evidence into Practice -- Enhanced Recovery Pathways in Hepato-pancreato-biliary Surgery -- Enhanced Recovery Programs for Upper Gastrointestinal Surgery: How I Do It -- Department-Wide Implementation of an Enhanced Recovery Pathway -- The ERAS® Society -- SAGES SMART Enhanced Recovery Program.