Discrete period of time in which the person’s
behavior is dominated by either depressed or
Condition of mental disturbance typically with
the lack of energy & difficulty in maintaining
concentration & interest in life .
“SIGNS N SYMPTOMS”
Poor concentration , indecisiveness , poor
self- esteem, suicidal thoughts, delusions .
2. PYHSIOLOGICAL & BEHAVIORAL:-
psychomotor problems, fatigue, loss of memory.
Sadness, depressed mood, irritability,
anhedonia (loss of interest / pleasure in usual
_10-20% of life time risk of depression
o can affect personality
o Negative thinking
o Psychothmic personality
o HPA( Hypo pituitary axis problem)
o Vulnerability(when a preexisting vulnerability, is
activated by stressful life events)
o Personality factors (Psychothymic personality)
o Early environment
o Social factors
o Neurobiological factors(monoamine hypothesis)
o Mild Depression:-
no pharmacotherapy, mild psychotherapy
o Moderate Depression:-
moderate pharmacotherapy & drugs .
o Severe Depression:-
Intense psychotherapy, drugs.
“A distinct period of abnormally & persistently
elevated/ expansive mood, lasting at least one week”
SIGNS N SYMPTOMS:-
decreased need for sleep(insomnia)
more talkative than usual,laughter,jovial mode
flight of ideas
Increase in activity directed at achieving goals
Excessive involvement in dangerous activities (risk
Flertitious sort of atitude
Speech volume /tone increased