Install blackout curtains
Complete darkness at night lowers the risk of depression by protecting your circadian rhythm.
What You'll Do
Install blackout curtains in your bedroom to block out all light while you sleep.
Scientific Basis
Sleeping in darkened rooms lowers risk of depression by 20%, supporting mood through protection against circadian misalignment.
Obayashi, K., Saeki, K., & Kurumatani, N. (2018). Bedroom light exposure at night and the incidence of depressive symptoms: A longitudinal study of the HEIJO-KYO cohort. Am J Epidemiol, 187(3), 427–434.The Science of Impact
Reducing light exposure at night can lower depression risk by 20%, improving overall mental health.
Improved sleep quality from darkness can enhance cognitive function and emotional regulation.
Mitigating light exposure may lead to decreased healthcare costs associated with mental health treatment.
Pro Tips
Use blackout curtains in your bedroom to ensure complete darkness while sleeping.
Limit screen time at least 1 hour before bed to reduce blue light exposure.
Consider using a sleep mask if blackout curtains are not available.