The DSM IV (Diagnostic Statistical Manual of Disorders)- It's the "big book of disorders." It classifies disorders and its symptoms.
There are two major classifications in the DSM IV, the Neurotic Disorders and the Psychotic Disorders.
Neurotic disorders are described as distressing, but people are still able to function in their society and acting rationally.
Psychotic Disorders are when people lose contact with reality and experience distorted perceptions.
Anxiety Disorders- A group of disorders in which the primary symptoms are anxiety or defenses against anxiety.
People with anxiety are constantly afraid that something awful will happen and in a state of intense apprehension.
Phobia- characterized by irrational fears and sudden episodes of intense dread.
General Anxiety Disorder- an anxiety disorder in which a person is constantly tense and apprehensive.
Panic Disorder- characterized by minute-long experiences of intense dread, in which people experience terror, chest pains, choking, and other frightening sensations.
Obsessive-Compulsive Disorder- obsessions that cause someone to engage in a particular action excessively.
Post-Traumatic Stress Disorder- flashbacks or nightmares following a person's involvement in traumatic events.
Hypochondria- frequent physical complaints for which doctors cannot identify the cause.
Conversion Disorder- when people report a severe physical problems with no biological reason.
