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Health

Is schizophrenia more than one disease?

Schizophrenia wrecks the lives of millions worldwide – and has defeated researchers looking for a single cause. Time for complex new thinking

By Aiden Corvin

7 November 2012

New Scientist. Science news and long reads from expert journalists, covering developments in science, technology, health and the environment on the website and the magazine.

The changing faces of schizophrenia

(Image: Emmanuel Pierrot/Agence Vu/Camera Press)

PAUL is 21. He thinks the voices started a couple of years ago, but it’s hard to remember exactly because they just seemed to fade in. They whisper insistently, commenting on his actions, trying to control his thoughts and feelings. Living with them is a constant battle, causing him to drop out of college and stop seeing friends. He has been treated in hospital and is being prescribed antipsychotic drugs, but he sees all this as part of a conspiracy.

Paul’s world view is informed by psychosis. This mental state disrupts perception and the interpretation of…

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