The subject of Gastroenterology has advanced in leaps and bounds. The most exciting developments have occurred in the branch of endoscopy. Procedures which could only be performed by long and complex surgeries can now be safely done with an endoscope. Parts of our anatomy which were earlier thought to be in-accessible can now be clearly visualized after swallowing a capsule or with the help of an endoscopic ultrasound. To know more about some of these fascinating modalities, read on Advances in Endoscopy by our Consultant Gastroenterology, Dr. Tarun Gupta.