Anxiety is a normal reaction to stress and can be beneficial in some situations. It can alert us to dangers and help us prepare and pay attention. Anxiety disorders differ from normal feelings of nervousness or anxiousness, and involve excessive fear or anxiety. Anxiety disorders are the most common of mental disorders and affect nearly 30 percent of adults at some point in their lives. . But anxiety disorders are treatable and a number of effective treatments are available. Treatment helps most people lead normal productive lives.
Anxiety refers to anticipation of a future concern and is more associated with muscle tension and avoidance behavior.
Fear is an emotional response to an immediate threat and is more associated with a fight or flight reaction – either staying to fight or leaving to escape danger.
Anxiety disorders can cause people into try to avoid situations that trigger or worsen their symptoms. Job performance, school work and personal relationships can be affected.