Seasonal Affective Disorder
Summary
Seasonal affective disorder (SAD) is a type of depression that comes and goes with the seasons. It usually starts in the late fall and early winter and goes away during the spring and summer. Some people do have episodes of depression that start in the spring or summer, but that is a lot less common. Symptoms of SAD may include
https://medlineplus.gov/seasonalaffectivedisorder.html
