If you’ve been feeling sluggish lately, it might not just be the weather — your body could be craving more vitamin D. Vitamin ...

In TODAY.com's Expert Tip of the Day, a psychiatrist explains why being exposed to a certain type of light at the wrong times ...

As the days get shorter and temperatures drop, many people start to feel a noticeable shift in their mood, a condition known ...

As the days get shorter and temperatures drop, many people start to feel a noticeable shift in their mood, a condition known ...

To fight the dark, the answer is to provide more light where it is missing. The standard treatment for SAD is bright-light therapy with a light box that delivers at least 10,000 lux of light.

Serotonin is often described as the happiness chemical because of its well-known role in regulating mood. However, recent ...

“Low vitamin D can sometimes be associated with increased symptoms of depression and anxiety. A lack of vitamin D can disrupt ...

Major markdowns include an HP laptop for $219, 75% off a bestselling robovac and a Ninja air fryer for just $59.

Vicky Pattison explained how her husband, Ercan Ramadan, saved her life with one particular act during a dark moment earlier ...

Learn which supplements may help manage seasonal affective disorder (SAD) symptoms, including vitamin D, omega-3s, and more.

Learn about seasonal affective disorder (SAD) and how to manage the winter blues. Expert tips from Sarah Gagnon on vitamin D, light therapy, and more.

We all know the feeling - as the days get shorter and the nights get longer, our moods tend to get a little bit gloomier. But ...