Credit score: CC0 Public Area
Why would possibly extra time within the solar increase an individual’s temper? A brand new examine led by investigators at Brigham and Ladies’s Hospital, a founding member of the Mass Normal Brigham well being care system, means that sleep might maintain the important thing. The examine, which included greater than 6,600 contributors, discovered that contributors who spent extra time in shiny mild had extra common sleep, and extra common sleep was related to decrease melancholy signs and decrease odds of delicate or extreme melancholy. Outcomes are printed in JAMA Community Open.
“Getting consistent, regular sleep has wide ranging effects on our health,” mentioned co-author Susan Redline, MD, MPH, a senior doctor within the Brigham’s Division of Sleep and Circadian Problems. “Future studies examining bright light therapy should not overlook the role sleep regularity may be playing in influencing mood and depression symptoms.”
The examine, which was led by first creator Danielle A. Wallace, MPH, Ph.D., additionally of the Division of Sleep and Circadian Problems, used information collected from 2011 to 2014 from the Nationwide Well being and Diet Examination Survey. The group investigated whether or not shiny mild publicity (at a stage usually equal to sunlight publicity) was related to melancholy signs, and, if that’s the case, whether or not the sleep regularity index (a measure of the consistency of day-to-day sleep schedules) defined this affiliation. Brilliant mild and sleep regularity have been measured utilizing a wrist-worn gadget.
“We found that greater time spent in bright light was modestly associated with lower depression symptoms and that sleep regularity partly explained this association,” mentioned Wallace. “Higher Vitamin D was also associated with greater bright light exposure and greater sleep regularity, but not with depression symptoms.”
The authors observe that the findings are restricted by the cross-sectional nature of the information, and subsequently causality can’t be decided. For instance, melancholy signs might affect time spent open air and shiny mild publicity. Future analysis ought to observe contributors over time to guage the position of sleep regularity within the relationship between mild publicity and temper.
Extra data:
Danielle A. Wallace et al, Environmental Brilliant Mild Publicity, Despair Signs, and Sleep Regularity, JAMA Community Open (2024). DOI: 10.1001/jamanetworkopen.2024.22810
Supplied by
Brigham and Ladies’s Hospital
Quotation:
Brilliant mild might decrease melancholy signs by selling higher sleep (2024, December 7)
retrieved 7 December 2024
from https://medicalxpress.com/information/2024-12-bright-depression-symptoms.html
This doc is topic to copyright. Other than any truthful dealing for the aim of personal examine or analysis, no
half could also be reproduced with out the written permission. The content material is offered for data functions solely.
