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Health

Can 'excited delirium' get cops off the hook?

By Aria Pearson

5 August 2009

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.

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(Image: John Chapple/Rex Features)

THE stories are always similar: a crack addict is running through the streets, semi-naked and delirious, aggressively challenging anyone that gets in his way. It takes a dozen police officers to subdue and restrain him, at which point he collapses and dies.

Rare as these deaths are, more often than not police brutality is blamed and officers are taken to court, but researchers now think that such events are the result of a rare disorder called “excited delirium”.

Anecdotally, physicians use the term to describe a state in which a person becomes agitated…

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