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 What are anxiety disorders? Explain its types.

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Anxiety disorders is a combination of the following symptoms: rapid heart rate, shortness of breath, diarrhoea, loss of appetite, fainting, dizziness, sweating, sleeplessness, frequent urination and tremors. 

Types of anxiety disorders: 

a. Generalised anxiety disorder- consists of prolonged, vague, unexplained and intense fears that are not attached to any particular object. The symptoms include worry and apprehensive feelings about the future; hyper vigilance, motor tension, as a result of which the person is unable to relax, is restless, and visibly shaky and tense. 

b. Panic disorder- consists of recurrent anxiety attacks in which the person experiences intense terror. A panic attack denotes an abrupt surge of intense anxiety; occur in an unpredictable manner. The clinical features include shortness of breath, dizziness, trembling, palpitations, choking, nausea, chest pain or discomfort, fear of going crazy, losing control or dying. 

c. Phobias- irrational fears related to specific objects, people, or situations. Phobias can be grouped into three main types, i.e. specific phobias, social phobias, and agoraphobia. 

d. Obsessive-compulsive disorder are unable to control their preoccupation with specific ideas or are unable to prevent themselves from repeatedly carrying out a particular act or series of acts that affect their ability to carry out normal activities. obsessive behaviour is the inability to stop thinking and compulsive behaviour is the need to perform certain behaviours over and over again. 

e. Post- traumatic stress disorder - include recurrent dreams, flashbacks, impaired concentration, and emotional numbing.

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