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 ...

I tested 10 different SAD light therapy lamps. These three models impressed me the most with their mix of performance, ...

Because adequate sunlight and vitamin D appear to reduce the prevalence of seasonal affective disorder, various specialty lamps have been created to provide this light. Sun lamps, also known as "happy ...

People who feel more fatigued, sad, irritable and hungry as the days darken from fall into winter may benefit from using a light box, also called a therapy lamp, according to health experts. Seasonal ...

Light therapy can boost your mood, but you need the right model. Here's what experts say about picking an effective model. Corin Cesaric Editor Corin Cesaric is a Flex Editor at CNET. She received her ...