For millions of people, the shorter, darker days leading into winter also portend a darkening of their mood. Many have seasonal affective disorder (SAD), a type of depression typically beginning in ...

The Mayo Clinic defines seasonal affective disorder, or SAD, as a type of depression related to changes in seasons. Symptoms typically arise in the fall and last through the winter and include sadness ...

Some of us may experience the "winter blues" – feeling sad from short days, climbing into bed earlier and resenting waking up on dark mornings. That’s different than seasonal affective disorder (SAD), ...