Sleepout® Blackout Experts Blog
Light While You Sleep and Type 2 Diabetes: What the Research Shows
Research from Northwestern University and Flinders University shows that sleeping in a lit room raises insulin resistance after just one night -- and increases type 2 diabetes risk by up to 53% long-term. Here's what the science says and how to protect your metabolic health with better bedroom darkness.
Learn moreHow Light Affects Sleep: The Science Behind Blackout Curtains
Your eyes have a secret third type of cell that detects light independently of vision and feeds directly into your biological clock. Here is the complete science of how light suppresses melatonin, disrupts sleep stages, and why darkness is the single most effective sleep intervention available.
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