Illuminating rationale and uses for light therapy

Afshin Shirani, Erik K. St. Louis

Research output: Contribution to journalReview articlepeer-review

66 Scopus citations


Light therapy is increasingly applied in a variety of sleep medicine and psychiatric conditions including circadian rhythm sleep disorders, seasonal affective disorder, and dementia. This article reviews the neural underpinnings of circadian neurobiology crucial for understanding the influence of light therapy on brain function, common mood and sleep disorders in which light therapy may be effectively used, and applications of light therapy in clinical practice.

Original languageEnglish (US)
Pages (from-to)155-163
Number of pages9
JournalJournal of Clinical Sleep Medicine
Issue number2
StatePublished - Apr 15 2009


  • Circadian disorders
  • Insomnia
  • Light therapy
  • Mood disorders
  • Physiology

ASJC Scopus subject areas

  • Pulmonary and Respiratory Medicine
  • Neurology
  • Clinical Neurology


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