'Anesthesiology' is the practice of medicine dedicated to the relief of pain and total care of the surgical patient before, during and after surgery. They are responsible for the management of medical and anesthetic care of the patient throughout surgery while in the operation room, they carefully manage the anesthetic needs of the patient and patient's medical condition. Anesthesiologists are also responsible to decide whether the patient has recovered enough to be sent home in the care unit which is post anesthesia. However, their work does not end here, in addition they are involved in pain management of a patient and plays a vital role in prescribing pain relieving medication and techniques.