The American Journal of Gastroenterology (AJG) is a leading clinical journal published by the American College of Gastroenterology (ACG), focusing on gastroenterology and hepatology. This journal provides practical and professional support for clinicians dealing with the most common gastrointestinal diseases. The content is easily accessible and organized by topic, available in both online and print formats. Key topics include: colon and small intestine endoscopy, esophageal functional gastrointestinal disorders, inflammatory bowel disease, liver, pancreas, and biliary pathology, pediatric nutrition/obesity, and gastric diseases. AJG is committed to timely publication of medical research in gastroenterology and hepatology. Each issue begins with a red section summarizing popular topics and published articles from the 'Red Journal', covering important issues of technology, methodology, ethics, practice management, and other concerns of the international clinical community. The journal features high-level original research covering the latest developments in clinical gastroenterology and hepatology. Research highlights summarize current knowledge and new information in specific articles, serving as a useful tool for busy clinicians. Additionally, the journal publishes editorials on significant issues in international gastroenterology and hepatology, as well as popular clinical reviews. ACG practice guidelines present best practices for diagnosing and treating a range of diseases affecting the gastrointestinal tract. CME credit opportunities are available in each issue, and many articles come with online supplementary materials, including downloadable PowerPoint slides and videos. Each annual subscription includes supplementary materials.