Psykogen polydipsi eller överdrivet drickande är kopplat till signifikant minskad vänster insulavoym i hjärnan vid schizofreni visar ny forskning.
Man fann också att de med polydipsi hade sämre kognitiv förmåga än de utan överdrivet drickande.
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Will some people who hear their own thoughts as alien voices develop polydipsia (excessive fluid intake) because an operant behaviour like alien covert speech is rewarded with information without entirely satisfying the need to access information?
A hungry animal with access to water may if an operant behaviour is rewarded with food, but in too small amounts to satisfy its hunger, eventually develop polydipsia...