In hospital operating rooms and intensive care units, propofol is a drug of choice, widely used to sedate patients for their comfort or render them fully unconscious for invasive procedures. Propofol ...

LONDON (Reuters) - A man in a deeply unconscious state for five years has been able to communicate with doctors using just his thoughts in a study scientists say is a "game changer" for care of ...

Millions of people are administered general anesthesia each year in the United States alone, but it's not always easy to tell whether they are actually unconscious. A small proportion of those ...

The purpose of anesthesia is to put the brain into an unconscious state in which stimuli such as sounds are not perceived. In this state, the neurons in the auditory cortex are still stimulated by ...

Investigators studying the nature of consciousness have successfully used a drug to identify the intricate brain geometry behind the unconscious state, offering an unprecedented look at brain ...