Major Depressive Disorder: Major depressive disorder is a clinical diagnosis characterized by the presence of multiple depressive symptoms lasting for at least two weeks. It is a more severe form of depression that significantly impacts daily functioning.
Dysthymia: Dysthymia refers to a chronic but less severe form of depression where individuals experience milder depressive symptoms persisting for at least two years. It's like living with a gray filter on life rather than the intense darkness of major depression.
Seasonal Affective Disorder (SAD): Seasonal affective disorder is a type of depression that occurs during specific seasons when there is less natural sunlight. Individuals with SAD often experience increased fatigue and craving for carbohydrates during these periods. It's like feeling down specifically during certain times of the year due to reduced sunlight exposure.