symptoms
causes and risk factors
treatment
diagnosis and assessment
types of depression
100

This common symptom involves feeling sad or empty most of the day.

persistent sadness

100

This type of factor includes genetics and brain chemistry.

biological factors

100

This type of therapy involves talking with a trained professional.

psychotherapy

100

This mental health professional is licensed to diagnose depression and provide therapy.

psychologist or psychiatrist

100

This type involves persistent mild depression lasting for years.

persistent depressive disorder

200

A loss of interest or pleasure in activities once enjoyed is called this.

anhedonia

200

Traumatic life events, like loss or abuse, fall under this category.

environmental factors 

200

These are medications often prescribed to help regulate mood.

antidepressants

200

To be diagnosed with major depression, symptoms typically must last at least this long.

two weeks 

200

This form of depression occurs during certain times of the year, often winter.

seasonal affective disorder

300

This symptom includes changes in sleep, like insomnia or oversleeping.

sleep disturbances 

300

This risk factor involves ongoing high levels of pressure or tension.

chronic stress

300

This approach includes exercise, sleep, and nutrition improvements.

lifestyle changes

300

This commonly used screening tool includes questions about mood, sleep, and energy levels

depression questionnaire

300

this type can occur after child birth 

postpartum depression

400

This symptom involves feeling extremely tired or having little energy nearly every day.

fatigue or low energy

400

Having a close relative with depression increases risk due to this factor.

family history 

400

This specific type of therapy focuses on changing negative thought patterns.

cognitive behavioral therapy

400

This official manual is used by clinicians to diagnose mental health conditions, including depression.

DSM-5

400

This type of depression includes alternating periods of depression and elevated mood.

bipolar disorder 

500

This symptom includes difficulty concentrating, making decisions, or remembering things.

cognitive difficulties 

500

Imbalances in these brain chemicals are often linked to depression.

neurotransmitters

500

This treatment may be used for severe depression and involves controlled electrical stimulation of the brain.

electroconvulsive therapy

500

This symptom must be present (along with others) for a diagnosis of major depressive disorder.

depressed mood or loss of interest/pleasure

500

This severe type of depression may include hallucinations or delusions.

psychotic