Major Depressive Disorder with a Seasonal Pattern
Major Depressive Disorder with a Seasonal Pattern (formerly known as seasonal affective disorder, or SAD) is a type of depression characterized by its recurrent seasonal pattern. With symptoms lasting about four to five months each year, the vast majority of people with this disorder experience their symptoms from late fall to winter. However, some may experience symptoms during the spring and summer, which is referred to as major depressive disorder with a summer pattern.
For those struggling with this disorder, there is hope. Like other types of depression, there are treatment options that have been proven beneficial to many.