Beck Depression Inventory (BDI-II)

21-item questionnaire for quick screening of potential depressive symptoms — not a diagnostic tool.

Take the BDI-II test for free.

Depression

Depression is a serious mental health condition characterized by persistent sadness, loss of interest in activities, fatigue, and changes in sleep or appetite. Left untreated, it can significantly impact daily functioning, relationships, and overall quality of life. Early recognition and professional support are essential for effective management.

Beck Depression Inventory (BDI-II)

The BDI-II is a widely used self-report questionnaire designed to assess the severity of depressive symptoms.
  • Format

    21 multiple-choice questions, scored from 0 to 3, evaluating the intensity of depressive symptoms.
  • Authors

    Developed by Dr. Aaron T. Beck, a leading expert in cognitive therapy and psychiatric research.
  • Purpose

    To provide a reliable, evidence-based method for identifying individuals who may benefit from further clinical evaluation for depression.
Important
The BDI-II is a self-screening tool and not a diagnostic instrument. A high score does not confirm a diagnosis of depression. Only a qualified mental health professional can provide an official diagnosis and recommend appropriate treatment.

When the BDI-II Is Used

The BDI-II is commonly employed as a first-line screening tool in situations where depression is suspected. It may be useful for:
  • Individuals experiencing persistent worry or nervousness

  • People struggling with fatigue, sleep disturbances, or changes in appetite

  • Patients showing feelings of hopelessness, guilt, or difficulty concentrating

  • Clinical assessments where depression symptoms may overlap with other mental health conditions

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