Anesthesia (American English) or anaesthesia (British English) is a state of controlled, temporary loss of sensation or awareness that is induced for medical or veterinary purposes. It may include some or all …

Anesthesia uses drugs called anesthetics to keep you comfortable and prevent you from feeling pain during medical procedures.

May 20, 2025 · On this page: What Is Anesthesia? Types of Anesthesia What Scientists Know About How Anesthesia Works NIGMS-Funded Research Advancing Our Understanding of Anesthesia …

Jan 17, 2025 · General anesthesia brings on a sleep-like state with the use of a combination of medicines. The medicines, known as anesthetics, are given before and during surgery or other …

Sep 30, 2025 · Local, regional, general - all are types of anesthesia. Learn about how anesthesia reduces or blocks pain before a surgery.

There are four main categories of anesthesia used during surgery and other procedures: general anesthesia, regional anesthesia, sedation (sometimes called monitored anesthesia care), and local …

Jul 18, 2023 · Anesthesia is used in surgeries as a method of minimizing pain during the procedure. Learn about anesthesia and the different types of anesthesia.

During surgery, you will be given some form of anesthesia—medication administered for the relief of pain and sensation during surgery. There are various forms of anesthesia, and your anesthesiologist …

A loss of feeling or awareness caused by drugs or other substances. Anesthesia keeps patients from feeling pain during surgery or other procedures.

Nov 30, 2023 · General anesthetics induce a reversible coma, often for surgery. Learn about the risks, side effects, and differences between local and general anesthesia.