Impaired cognitive functioning, memory loss, or delusions may be caused by brain injuries, tumors, or the aging process as in Alzheimer's disease. One form of dementia is the thought disorder schizophrenia. The causes of schizophrenia are unknown, b...
Professor of psychiatry and author Kay Redfield Jamison talks about the episodes of mania and depression she experienced in college, then recalls her years in graduate school as a time of relative stability. All that changed when she began teaching ...