Can Poor Sleep Hygiene Cause Depression or Anxiety?
Written and reviewed by Prarthana Thaker — Counselling Psychologist & Career Counsellor, 7+ years of clinical experience. About the author. Last reviewed: June 2026.
It is well known that anxiety and depression can cause sleep disturbances. However, research increasingly shows that this relationship is bi-directional: poor sleep can also be a significant contributing factor to the development of these mental health conditions.