Depression self-test (PHQ-9)
The nine questions clinicians ask most often about depression
Important: This is a screening tool, not a diagnosis. Only a qualified healthcare professional can diagnose depression. Your answers are not stored or shared. If you are in crisis, call 988 (US) or 116 123 (UK Samaritans).
Your answers stay on this device. Nothing is saved or sent anywhere.
Patient Health Questionnaire (PHQ-9), developed by Drs. Robert L. Spitzer, Janet B.W. Williams, Kurt Kroenke and colleagues, with an educational grant from Pfizer Inc. No permission required to reproduce, translate, display or distribute.
Learn more: How to tell depression from ordinary new-mom exhaustion