Tag: sleep hygiene

Blue Light and Sleep: How Screen Time Limits Improve Rest

Blue Light and Sleep: How Screen Time Limits Improve Rest

Kaleb Gookins
19 Feb 2026

Blue light from screens at night suppresses melatonin and delays sleep. Limiting screen time to 90 minutes before bed improves sleep onset, duration, and quality. Simple changes like using Night Shift, dimming lights, and avoiding devices can make a big difference.