Many of us feel sluggish or less social when it’s colder. But seasonal affective disorder is more than just a slump.

The "winter blues" season is upon us. As our exposure to daylight decreases over the winter months, millions of Americans suffer each year from the effects of seasonal affective disorder, or SAD ...

How can you combat winter depression? While the seasonal blues can be a challenge, there are things you can do to keep your mental health in good spirits.