Take the Seasonal Affective Disorder (SAD) Quiz
If you notice you feel depressed when the seasons change, you may have seasonal affective disorder (SAD). This condition is marked by periods of depression followed by periods of normal or high mood the rest of the year. Take this quiz to learn more.
Online Medical Reviewer: Foley, Maryann, RN, BSN
Online Medical Reviewer: Fraser, Marianne, MSN, RN