Melancholic depression is a form of major depressive disorder (MDD) which presents with melancholic features. Although melancholic depression used to be seen as a distinct disorder, the American Psychiatric Association (APA) no longer recognizes it as a separate mental illness. Instead, melancholia is now seen as a specifier for MDD — that is, a subtype of major depressive disorder.

MDD is a significant mental health condition characterized by persistent and intense feelings of sadness and hopelessness. The disorder can affect many areas of life, including work, school, and relationships. It may also impact mood and behavior as well as various physical functions, such as appetite and sleep. People with MDD often lose interest in activities they once enjoyed and have trouble getting through the day. Occasionally, they may also feel as if life isn’t worth living.

The severity and type of MDD symptoms vary greatly from person to person. Some…