Meaning to form in the mind is from late 14c. Phrase Shape up (v.) is literally to give form to by stiff or solid material; attested from 1865 as progress; from 1938 as reform; shape up or ship out is attested from 1956, originally U.S. military slang, with the sense being do right or get shipped up to active duty.
Anxiety disorders are a group of mental disorders characterized by feelings of anxiety and fear. Anxiety is a worry about future events and fear is a reaction to current events. These feelings may cause physical symptoms, such as a fast heart rate and shakiness.
Anxiety Disorders Normal anxiety signals and alerts the individual to the possibility of danger in order that harm may be avoided, but pathological anxiety occurs and persists in the absence of real threat to the individual.