Classification of depression

Depression is mainly divided into major depression, persistent depressive disorder, postpartum depression, seasonal depression, bipolar disorder in the depression equivalent type. 1. Major depression This is the most common type of depression. Patients experience prolonged and severe depression, loss of interest or pleasure, fatigue, sleep disorders, altered appetite, self-blame, lack of concentration, and even suicidal thoughts. This type of depression has a significant negative impact on daily life, work, and study, and in severe cases may completely lose social function. 2. Persistent depressive disorder has slightly lighter symptoms than severe depression, but it lasts longer, often more than two years. Patients are in a depressed, depressed emotional state for a long time, and may be accompanied by a certain degree of anxiety, physical discomfort, etc. Although the symptoms are relatively mild, due to its long course, it will also cause chronic damage to the patient's psychological and physical health. 3. Postpartum depression occurs mostly in women after childbirth. Due to the rapid changes in hormone levels in the body after childbirth, combined with the stress of caring for the newborn and other factors, emotional problems occur. Patients may show depression, anxiety, irritability, sleep disorders, excessive worry or lack of interest in the baby. Seasonal depression is closely related to seasonal changes, usually in a specific season, especially in winter. It may be related to factors such as reduced sunshine hours. Depression, lethargy, increased appetite, and weight gain are evident during the onset season, but may abate or disappear during other seasons.5. Depressive phase of bipolar disorderThis group of patients has both manic and depressive episodes. The diagnosis of bipolar disorder is complex and requires careful differentiation of different stages and symptoms in order to provide accurate treatment. Different types of depression may differ in symptoms, course, pathogenesis, etc., but they all require timely and professional diagnosis and treatment. Early identification and intervention are essential for the rehabilitation of depression patients, including the comprehensive use of psychotherapy, medication, social support and other methods. At the same time, improving public awareness and understanding of depression, reducing stigma, is also an important measure to promote depression patients to seek help and improve prognosis.