About 13 million Americans are estimated to be affected by Seasonal Affective Disorder. It's a form of depression typically seen in the fall and winter months.

About 13 million Americans are estimated to be affected by Seasonal Affective Disorder. It’s a form of depression typically ...

The bold question-askers at What If consult experts on how to beat Seasonal Affective Disorder and the mental toll of winter.

For individuals with specific autoimmune conditions, there appears to be an increased risk for affective disorders.