Definitions for "Clinical Depression"
exists if the patient exhibits daily, for more than two weeks, five of the nine DSM-IV symptoms, which include lack of interest in usual activities, depressed moods, insomnia or hypersomnia, weight changes, inability to concentrate, restlessness or lethargy, loss of energy, feelings of worthlessness or guilt, and thoughts of suicide. cognitive therapy trains the patient to compare distorted thoughts to demonstrable facts in the outside world. "I am worthless" is an idea that can probably be disputed by gathering objective evidence.
a physical/mental state of depression that meets the criteria accepted by most clinicians and which lasts two weeks or longer.
a state of depression and anhedonia so severe as to require clinical intervention
an incapacitating ill
an incapacitating illness, affecting your ability to perform tasks that require concentration and rendering you unable to work