Definition | Symptoms | Causes | OvercomeSeasonal Affective Disorder (SAD) is a mood disorder that occurs in a seasonal pattern, typically during the winter months when sunlight is scarce. This lack of natural light disrupts the body’s circadian rhythms, leading to mood changes and depressive episodes. SAD is more common in regions with longer winters … Continue reading Seasonal Affective Disorder (SAD): Symptom, Causes, Treatment and Prevention