Anaesthesia
How anaesthetics work
Anaesthetics work by stopping the nerve signals that keep you awake and aware from reaching your brain.
During this state of induced sleep, procedures can be carried out without you feeling anything.
After the anaesthetic has worn off, the nerve signals will be able to reach your brain, and consciousness and feeling will return.
Medically Reviewed by a doctor on 21 Dec 2018
Introduction
Find out about different types of anaesthetics, how they work, and the potential side effects. Also, read about the role of the anaesthetist.
How anaesthetics work
Anaesthetics work by stopping the nerve signals that keep you awake and aware from reaching your brain. During this state of induced sleep, procedures can be carried out without you feeling anything.
Types of anaesthesia
As well as local and general anaesthetic, there are a number of other types of anaesthesia. Unlike general anaesthetic, these don't make you unconscious; they stop you feeling pain in a particular ar
How anaesthetics are given
An anaestheticcan be given in a number of ways: as an ointment, spray or drops as an injection into a vein as a gas you breathe in
Anaesthetists
Anaesthetists are doctors who have received specialist training in anaesthesia. They'llgive youyour anaesthetic and be responsible for your safety and wellbeing during your procedure. Before the proc
Side effects
Anaesthetics consist of a number of medications that can cause side effects in some people. Your anaesthetist will tell you about any side effects you may experience after having a specific type of an
Risks and complications
In recent years, having anaesthesia has become very safe. Advances in equipment, medication and training mean serious problems are rare. However, as with any type of surgery or medical procedure, the
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