Blue light has acquired a dubious reputation in recent years, frequently blamed for everything from disrupted sleep patterns to digital eye strain. This high-energy light, emitted abundantly by our ...

Think blue light is hurting your sleep cycle? A new study suggests it can actually improve the overall sleep quality of older adults -- but only if they time it right. NY Post Composite Blue light ...

Sleep scientists are changing how they think about screen use at night. By Caroline Hopkins Legaspi Experts have long warned about the dangers of blue light before bed. When exposed via smartphones, ...