Medically reviewed by Anju Goel, MD Key Takeaways Light box therapy can help treat circadian rhythm disorders and mood issues ...

Let there be light – it's plea many of us make at this darkest time of year, when the sun shines so briefly each day. Humans have yet to find a way to make more sunshine. But for some people, the next ...

It may not just be the cold weather that is making you sluggish and want to hunker down on the couch with your best friend Netflix. Shorter days from early fall through winter can cause even your ...

Seasonal affective disorder (SAD): is depression, often accompanied by sleep disturbance, that begins or is exacerbated during the parts of the year with little sunlight.. A light box (sometimes ...