Schizophrenia is the second most frequent diagnosis of patients 14-64 y/o at CRH in 2008. Schizophrenia is a chronic severe brain disorder; often they hear voices, believe media are broadcasting their thoughts to the world or may believe someone is trying to harm them. This lecture briefly present on What is schizophrenia; Symptoms of schizophrenia; Types of schizophrenia and Some of the more common treatments for schizophrenia.