Anaesthetists keep patient safe and monitor them before, during and after surgery. They monitor patient blood pressure airways and respiration rates as well as their pulmonary and cardiovascular health throughout a medical procedure.

Types of Anesthesia are:
Local Anesthesia : Local anesthesia is given to temporarily stop sense of pain in a particular area of the body. The patient stay awake, conscious and alert during the procedure.
Regional Anesthesia: Regional anesthesia is used to numb only the portion of the body such as arm or leg.
General Anesthesia: General anesthesia is used on whole body and causes the
patient sleepy and is not conscious till the procedure.