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 ...

Another reason to darken those windows and shut down those screens at bedtime: Increased exposure to artificial light at night may increase the risk for cardiovascular disease (CVD), researchers have ...

Artificial light has extended our days, but it is also quietly reshaping how our brains and hearts function at night. A growing body of research now links bright bedrooms, glowing streets and ...