Anxiety ( neurotism ) is an affective state characterized by a feeling of insecurity, disorder diffuse. Anxiety disorders are very common and affects 14% of the population. Complaints of patients are physical, they are not aware that anxiety is based on problems encountered .Anxiety disorders include a range of issues. This category includes the following types: generalized anxiety, social phobia, specific phobia (ex. Phobia of insects, fear of open spaces or closed), panic attacks, obsesive compulsive disorder and post-traumatic stress.Anxiety is a very common problem in everyday life. About 25% of the population suffers from anxiety which would require treatment in a certain period of their lives. Another 25% have less severe anxiety (eg. Fear of mice or spiders).