REFERENCES:

• 1.Mayo Clinic -   https://www.mayoclinic.org/tests-procedures/light-therapy/about/pac-20384604
• 2.Brigham Health Hub -   https://brighamhealthhub.org/light-treatment-for-sad-what-you-need-to-know/
• 3. NHS Health -   https://www.nhs.uk/conditions/seasonal-affective-disorder-sad/treatment/
• 4.Psychology Today -   https://www.psychologytoday.com/us/blog/urban-survival/201601/10-ways-get-the-most-out-light-therapy
• 5. National Library of Medicine -   https://pubmed.ncbi.nlm.nih.gov/10888476/
• 6.MD Live -   https://www.mdlive.com/risk-seasonal-affective-disorder/
• 7.National Library of Medicine -   https://pubmed.ncbi.nlm.nih.gov/23520221/
• 8. Cleveland Clinic -   https://health.clevelandclinic.org/whats-the-difference-between-the-winter-blues-and-seasonal-affective-disorder-or-sad/
• 9.Michigan Medicine -   https://www.uofmhealth.org/health-library/ty6702
• 10. Web MD -   https://www.webmd.com/sleep-disorders/find-circadian-rhythm
• 11. Web MD -  https://www.webmd.com/sleep-disorders/circadian-rhythm-disorders-cause
• 12.Light Research Center -   https://www.lrc.rpi.edu/programs/nlpip/lightingAnswers/fullSpectrum/abstract.asp
• 13.Merriam-Webster -   https://www.merriam-webster.com/dictionary/lux
• 14. Michigan Medicine -   https://www.uofmhealth.org/health-library/ty6702#:~:text=When%20you%20begin%20light%20therapy,improvement%20in%20the%20second%20week
• 15. Contemporary OB/GYN -   https://www.contemporaryobgyn.net/view/light-therapy-safe-effective-treatment-depression-pregnancy
• 16. Mayo Clinic -   https://www.mayoclinic.org/tests-procedures/light-therapy/about/pac-20384604#:~:text=Light%20therapy%20is%20thought%20to,bright%20light%20therapy%20or%20phototherapy