Add Yahoo as a preferred source to see more of our stories on Google. Avoiding light at night and seeking light during the day may be a simple and effective way to improve mental health. (Getty Images ...

Tracking people’s light exposure in everyday life reveals that brighter, more stable daily light is linked to feeling less sleepy and responding faster on key cognitive tasks, highlighting light as a ...

Exposure Lights has been making some of the best and brightest bike lights for years. Recently, the brand updated several of its models, including its top-tier Six Pack handlebar light and Zenith ...

Continuous exposure to artificial light at nighttime can put people at an increased risk of stroke, new research warns. “We advise people, especially those living in urban areas, to consider reducing ...

Research shows that exposure to bright light at night raises mortality risk, particularly from heart disease and diabetes, but seeking daylight could lower these risks and promote longevity. Study: ...

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 ...

Bright daylight could lower dementia risk more than other major risk factors, new 8-year study has found.

Many of us are surrounded by light at night — from streetlights streaming through our windows to televisions and smartphones by our beds. And now research shows that exposure to light at night in the ...

Close the blinds, draw the curtains and turn off all the lights before bed. Exposure to even moderate ambient lighting during nighttime sleep, compared to sleeping in a dimly lit room, harms your ...