Coma ... A coma is a prolonged state of deep unconsciousness in which a person cannot be awakened, fails to respond normally to painful stimuli, light, or sound, lacks a normal sleep-wake cycle and does …

Aug 25, 2025 · A coma is a deep unconscious state where you can’t wake up or respond, even to pain or loud sounds. Head injuries, strokes, infections or overdoses, among other things, can cause it.

Nov 26, 2024 · Coma is a state of prolonged loss of consciousness. It can have a variety of causes, including traumatic head injury, stroke, brain tumor, or drug or alcohol intoxication.

Jun 19, 2025 · A coma is a type of deep unconsciousness causing a lack of awareness, response, or movement. Comas can be caused by brain damage due to many different conditions, such as severe …

The meaning of COMA is a state of profound unconsciousness caused by disease, injury, or poison.

Jan 10, 2024 · During a coma, a person is unresponsive to their environment. The person is alive and looks like they are sleeping. However, unlike in a deep sleep, the person cannot be awakened by any...

What Is the Medical Definition of Coma? A coma is a deep state of unconsciousness in which individuals do not consciously respond to stimuli in their environment.

May 25, 2024 · A coma is a state of deep unconsciousness in which a person is unresponsive for a prolonged time. Although comas have many possible causes, they all involve temporary or …

Nov 30, 2025 · Coma is a state of unconsciousness, where one is alive but cannot move or respond. Outcome depends on the cause, severity, and site of the damage.

COMA definition: 1. a state in which a person is unconscious and cannot be woken, caused by damage to the brain…. Learn more.