Apr 6, 2026Mental HealthBlue Light at Work: Why Color Temperature MisleadsBlue-enriched office light can improve alertness, but color temperature misleads. What mel-EDI research says about focus, sleep, and timing.blue lightmelanopsincircadian rhythmalertnessRead article →
Mar 22, 2026Metabolic HealthArtificial Light at Night and Metabolic Risk: What We KnowBedroom and outdoor artificial light at night are linked to obesity, metabolic risk, and depression. Here is what the studies show—and cannot prove.light exposuremetabolic syndromecircadian rhythmsleep disruptionRead article →
Mar 18, 2026SleepBlue Light, S-Cones, and the Real Limits of Sleep GlassesDo blue-light glasses miss part of the circadian signal? Human studies put melanopsin first, but the S-cone question and real-world payoff remain unsettled.blue-light glassesmelanopsincircadian rhythmsleep qualityRead article →
Mar 12, 2026SleepCan Indoor Light Timing Improve Metabolism? Early EvidenceA small randomized trial found that bright days and dim evenings changed metabolic measures in insulin-resistant adults. Here's what it means.light exposurecircadian rhythmpostprandial glucosetriglyceridesRead article →