For those with seasonal affective disorder (SAD), the changing of the seasons can bring significant shifts in their mood, sleep, and energy levels. Rather than a standalone diagnosis, SAD is ...

But if these feelings are more intense, linger for longer than two weeks or persist year after year, they might be seasonal ...

His problem? A newly diagnosed condition called seasonal affective disorder. Seasonal affective disorder, or SAD, was first described in 1984 by Norman Rosenthal, MD, medical director of Capital ...

The miserable weather we’ve been having recently has made the darkness feel even more oppressive, especially for those of us who struggle with seasonal affective disorder, or SAD. Also known as ...