Familiar music could help people with locked-in syndrome. Listening to a favourite song might boost the brain's ability to respond to other stimuli in people with disorders of consciousness. Fabien Perrin at the University of Lyon, France, and colleagues recorded brain activity in four patients - two in a coma, one in a minimally conscious state, and one in a vegetative state - while they were read a list of people's names, including the subject's own name.
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