+A **vegetative state** is a form of profound [unconsciousness](/wiki/unconsciousness) where a person shows no signs of [awareness](/wiki/awareness) of self or environment, yet retains basic autonomic functions like breathing and sleep-wake cycles. Though eyes may open, there is no evidence of purposeful response or higher cognitive function following severe brain injury.
+## See also
+- [Coma](/wiki/coma)
+- [Brain Injury](/wiki/brain_injury)
+- [Brain Death](/wiki/brain_death)
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