Major depressive disorder, according to Coon, is a mood disorder in which the person has suffered from one or more intense episodes of depression. Major depressive disorder falls under the subtopic of mood disorders, depressive disorders (Coon 2013). “Psychologists have realized that mood disorders (major emotional disorders) are among the most serious psychological disorders. Each year, approximately 9.5% of the U.S. population suffers from a mood disorder (National Institute of Mental Health, 2011a)” (Coon 2013). I was one of the 9.5 percent. I decided to write about this topic because I want to understand the causes. I have been depressed before without medication or counseling and wanted to know why you are depressed and how it impacts you. This essay will talk about information about the disorders, triggers for disorders, research on depression, treatment of depression, and theorists' experiences with major depressive disorder.Information about personality disordersDescriptionThe major disorders of mood are characterized by extreme emotions. The person who only gets emotionally “down” has major depressive disorder. During major depressive episodes, everything seems dark and hopeless. The person experiences feelings of failure, worthlessness, and utter hopelessness (Coon, 2013). Essentially, it causes a constant feeling of hopelessness and hopelessness, and can make it difficult to work, study, sleep, eat, and enjoy friends and activities. Depression can indeed be fatal. Behaviors “In depressive disorders, sadness and discouragement are exaggerated, prolonged or unreasonable. Signs of a depressive disorder include discouragement, hopelessness, and an inability to feel pleasure or be interested in anything. Other common symptoms are fatigue,...... middle of paper...... which can appear to anyone. The person may experience feelings of hopelessness, worthlessness, acceptance, withdrawal, and suicidal thoughts. There is no exact cause and there is no prescribed cure. Depression appears to be caused by life situations and if the symptoms of depression seem to last for more than two weeks, then it is classified as major depressive disorder. The symptoms of SAD will resemble major depressive disorder. There are many treatments for major depressive disorder, but the effectiveness of treatment depends on the individual. Harlow's experiment shows the bond between mother and child using monkeys. From this experiment you can see that withdrawal or withdrawal can cause depression in rhesus monkeys. Harlow further tells this to the children and their mothers. Noting that there was too much maternal contact, he notes that excessive attachment can cause severe depression..