When you flip a switch or power up your smartphone, the last thing on your mind is whether that light could be messing with ...

Lighting has a powerful effect on our circadian rhythms, mood, and overall quality of sleep. As more people become aware of how their environment affects rest, a common question arises: what is the ...

Blue-enriched light can improve sleep quality and daily activity in older adults living at home, according to new research. Researchers found that this type of light therapy led to greater daytime ...