You’re not alone if colder weather and longer nights make you feel down. This well-known phenomenon, called seasonal affective disorder (SAD), might explain why people feel low, irritable, and ...

SAD is a mood disorder associated with the shorter days and reduced sunlight during winter; it can also manifest during the ...

Seasonal affective disorder (SAD) is another term for major depressive disorder (MDD) with seasonal pattern. It’s a type of depression that’s provoked by seasonal change. Usually, symptoms begin in ...

Seasonal affective disorder (SAD), more recently known as major depressive disorder with a seasonal pattern, mostly affects people in the winter months. However, some people can experience it in the ...