Light plays an important role in many aspects of our lives, from our sleep cycles to mental health. If our bodies don’t get the proper light we need, it can cause a chemical change in the brain that ...

Seasonal affective disorder (SAD), now known clinically as major depressive disorder with seasonal patterns, is a condition that causes sadness or depression when the seasons change. It most typically ...

Wavelengths of different colors can affect your body and mind in various ways. While some colors are energizing, green light may have a calming effect for some people that may help induce sleep or ...

The shorter daylight hours and reduced sunlight in the fall and winter mean less light exposure, which can make you want to hit snooze on your alarm clock and sleep all day. This case of the seasonal ...

People commonly use sun lamps, also known as SAD lamps, to treat a form of depression called seasonal affective disorder (SAD). These lamps can also help a person’s body make vitamin D, which helps ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Nancy Redd Shifts in the number of daylight hours — due to changing seasons or ...

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 ...

Feeling a bit down when the days become shorter is totally normal, but if your change in mood is more pronounced, it’s possible you have seasonal affective disorder (SAD) — a mood disorder that is ...