Anxiety is characterized by feelings of tension worried thoughts and physical changes. We all feel anxious at times but with an anxiety disorder the anxiety tends to be fairly constant and has a very negative and intrusive impact on a persons quality of life.
Anxiety disorder the class of disorders containing any disorder in which anxiety is the primary feature or in which anxiety appears when the individual tries to resist a phobia.
Definition of anxiety disorder in psychology. An anxiety disorder may develop where anxiety is insufficiently managed characterized by a continuing or periodic state of anxiety or diffuse fear that is not restricted to definite situations or objects. The tension is frequently expressed in the form of insomnia outbursts of irritability agitation palpitations of the heart and fears of death or insanity. Illness anxiety disorder also known as hypochondria or hypochondriasis is a psychiatric condition in which a person is preoccupied with having or developing a serious medical illness.
See also acute anxiety anticipatory anxiety generalized anxiety disorder separation anxiety social anxiety. At the heart of the circuit is the amygdala a structure. Anxiety is an overactive alarm system.
Anxiety may be distinguished from real fear both conceptually and physiologically although the two terms are often mistakenly used interchangeably in everyday language. Anxiety disorders such as panic disorder and obsessive compulsive disorder ocd cause recurring intrusive thoughts or concerns and physical symptoms such as sweating trembling dizziness or a rapid heartbeat. Those with gad regularly anticipate disaster often worrying excessively about health.
In people with anxiety disorders the brain circuitry that controls the threat response goes awry. Generalized anxiety disorder gad is a chronic state of severe worry and tension often without provocation. For example an average individual may feel some.
While anxiety occurs for everyone sometimes a person with an anxiety disorder feels an inappropriate amount of anxiety more often than is reasonable. There are a variety of anxiety disorders including panic disorder agoraphobia social phobia obsessive compulsive disorder posttraumatic stress disorder generalized. An anxiety disorder is a common mental illness defined by feelings of uneasiness worry and fear.
Anxiety disorders are a serious mental illness that causes significant worry or fear that doesnt go away and may even get worse over time.