Matthew Perry Died from 'Acute Effects of Ketamine,' Which He Wrote About In His Memoir

Matthew Perry's cause of death has been revealed, with the Los Angeles County Medical Examiner's Office concluding he died from "the acute effects of ketamine." The Friends star's toxicology report (via TMZ) said the actor had been undergoing ketamine infusion therapy for depression and anxiety and last went a week and a half before his death. The Medical Examiner concluded, however, that the ketamine in his system at the time of his death "could not be from that infusion therapy, since ketamine...