Could reducing light exposure help you sleep better and improve

Higher light exposure at night and poor sleep quality are associated with poorer mental health outcomes.

Sleeping with light on may be harmful to you – YLMSportScience

Blue Light: What It Is and How It Affects Sleep

Light pollution affects human health

Light and Sleep: Effects of Light on Circadian Rhythms and Sleep - Amerisleep

Melatonin News, Research

Sleeping with even a little light can be unhealthy, study finds : Shots - Health News : NPR

Using Light for Health - Huberman Lab

9 Benefits of Sunlight in the Morning and Ways to Get it

Light Therapy Benefits for Circadian Rhythm Disorder

Melatonin: Your Body's Natural Sleep Hormone

Sleep and Health, Healthy Schools

Blue Light Emitted by Electronic Devices Has a Negative Impact on Sleep, by Soledad Mathei

Improving sleep for health & performance, James Hewitt