Screens, Blue Light, and Sleep

An evidence-based look at how screens and blue light affect sleep, and which fixes actually hold up.

In preparation. This article has not been written yet. The outline below shows the sections it will cover once it has been written and medically reviewed.

How light affects the body clock

Content pending editorial review.

What "blue light" actually is

Content pending editorial review.

Screen content and arousal versus the light itself

Content pending editorial review.

Do blue-light glasses and night modes help?

Content pending editorial review.

Practical steps for the evening

Content pending editorial review.

Kids, teens, and screens at night

Content pending editorial review.

When sleep problems persist despite good habits

Content pending editorial review.

Sources

Content pending editorial review.

By Mike Cowan, DO
Medically reviewed by Mike Cowan, DO