The Effects of Blue Light Exposure on Sleep and Health (Answered)

Smartphone glowing blue on a bedside table, showing blue light exposure at night

Blue light exposure in the evening can delay melatonin and make it harder to fall asleep, but it’s only part of the story. Screen brightness, timing, and what you’re doing on your device all play a role too. In this post, I’ll walk you through what the research actually shows, what’s still uncertain, and the … Read more