Psychology is the scientific analysis of the human mind and its functions. In Latin, the term literally means ‘the study of the soul’. Psychology has now become an umbrella term to describe various different directions that it has branched out to include many, many different fields which often transverse into other subjects like social science, biological medicine,humanities and philosophy. Psychological knowledge is often used to assess and treat people suffering from mental disorders. Psychiatry is the term used to describe the study, diagnosis and treatment of mental disorders.