What did the Ancient Greeks think of mental illness (such as schizophrenia)? Did they think of them as illnesses, or were they deemed to be of some other origin? | AskHistorians Archive Observer

What did the Ancient Greeks think of mental illness (such as schizophrenia)? Did they think of them as illnesses, or were they deemed to be of some other origin?

by Tuskenraid3r

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Follow up question, how were the illnesses treated in ancient Rome, were they treated the same or differently?