Environmental Bright Light Exposure, Depression Symptoms, and Sleep Regularity

JAMA Netw Open. 2024 Jul 1;7(7):e2422810. doi: 10.1001/jamanetworkopen.2024.22810.

Danielle A Wallace^{1

2

3}, Susan Redline^{1

2

4}, Tamar Sofer^{1

2

3

5}, Joe Kossowsky^{1

6

7}

¹ Division of Sleep Medicine, Harvard Medical School, Boston, Massachusetts.
² Division of Sleep and Circadian Disorders, Departments of Medicine and Neurology, Brigham and Women's Hospital, Boston, Massachusetts.
³ Cardiovascular Institute, Beth Israel Deaconess Medical Center, Boston, Massachusetts.
⁴ Department of Epidemiology, Harvard T. H. Chan School of Public Health, Boston, Massachusetts.
⁵ Department of Biostatistics, Harvard T. H. Chan School of Public Health, Boston, Massachusetts.
⁶ Department of Anesthesia, Harvard Medical School, Boston, Massachusetts.
⁷ Department of Anesthesiology, Critical Care and Pain Medicine, Boston Children's Hospital, Boston, Massachusetts.

No abstract available

Plain language summary

This cross-sectional study examines the associations between bright light therapy, sleep regularity, and depression symptoms among adults in the US.