Coma - Wikipedia
Coma ... A coma is a deep state of prolonged unconsciousness in which a person cannot be awakened, fails to respond normally to painful stimuli, light, or sound, lacks a normal sleep …
Coma: What It Is, Causes, Signs & Treatment - Cleveland Clinic
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 …
Coma - Symptoms and causes - Mayo Clinic
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.
Coma: Types, Causes, Treatments, Prognosis - WebMD
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 …
Coma: Causes, diagnosis, treatment, and outlook
Apr 24, 2023 · A coma is a deep state of unconsciousness that can result from an injury or illness. In some cases, it lasts for just a few days, but in others, the person does not wake up.
Coma: Types, Causes, Treatment, Recovery, and Outlook
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 …
Coma: Symptoms, Treatment, and Outlook
Jun 19, 2025 · A coma is a type of deep unconsciousness. Its causes, treatment, and outlook can vary per person. Learn more about coma, including its causes and outcomes.