A short review book on anesthesia which aims to provide a basic overview of the subject useful for undergraduate students. We have aimed to provide a fully revised and updated text as per the latest evidence of the management of various cases as well as the new guidelines. We have presented the text in an easy-to-follow format. The basics of anesthesia like pre-operative assessment, basics of general and regional anesthesia along with their complications have been included for basic understanding of students.