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Mental Illness and Mental Health How do we define a mental disorder • The definition is somewhat subjective because it is based on social norms. • Generally when behaviours make it hard to function in normal society it is classified as a disorder. • Mental disorders may also be defined by a person not taking the normal development route. • About 1 in 5 people have a mental disorder. Types of Mental Disorders • Anxiety disorders – PTSD, social anxiety. • Affective disorders – mood disorders: e.g. depression, mania and bipolar disorder. • Psychotic disorders – e.g. schizophrenia (this is often confused with multiple personality disorder in common speech). • Personality disorders – paranoid, obsessive compulsive • Sleep disorders - insomnia • Sexual disorders – psychological impotence, gender identity etc. • Impulse disorders – gambling, drugs etc. Less common types • Adjustment disorder: Extreme difficulty adjusting to stressful situations. • Dissociative disorders: e.g. Multiple personalities. • Factitious disorders: Factitious disorders are conditions in which physical and/or emotional symptoms are created in order to place the individual in the role of a patient or a person in need of help. • Somatoform disorders: A person with a somatoform disorder, formerly known as psychosomatic disorder, experiences physical symptoms of an illness even though a doctor can find no medical cause for the symptoms. • Tic disorders: People with tic disorders make sounds or display body movements that are repeated, quick, sudden, and/or uncontrollable. (Sounds that are made involuntarily are called vocal tics.) Tourette's syndrome is an example of a tic disorder.
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