Adolescent depression is mainly a mood disorder, often triggered by psychological stress, most patients start slowly, with depressed mood, pessimism, depression and other core symptoms, often accompanied by insomnia, fatigue, loss of appetite and other symptoms, the continued development of the patient can cause low self-esteem, denial of self-worth, and even serious consequences such as light-heartedness, specific symptoms related to the patient’s personality characteristics, growth environment, etc. The main aspects are as follows: 1. Adolescent rebellion: adolescent depressed patients may listen to their parents very much in childhood, but after adolescence, communication with their parents gradually decreases, and they are very likely to have conflicts with their parents, which may be manifested as not completing homework or even truancy, staying out at night, running away from home, etc.; 2. No obvious stressful events all day long, sad, sighing, it is difficult to appear emotionally high, and even have light thoughts; 3, slow thinking: patients can feel dull, and due to frequent insomnia to intensify mental exertion, further slow thinking; 4, physical discomfort: due to long-term sleep disorders caused by adolescent depression, resulting in fatigue, fatigue, physical weakness, headache and other symptoms, a few may also appear Loss of appetite and weight loss, and some patients will experience overeating; 5. Loss of interest: adolescent depression patients often start from learning, and as the disease progresses, they will gradually lose interest in other things, while avoiding social activities and communication with others; 6. As usual, in addition, it is easy to have negative guesses, such as thinking that they are sick, may be mental illness, etc. For adolescent depression, some parents and teachers may mistake it as an excuse for boredom, and not only do not pay attention to treatment in time, but also often scold, further aggravating the patient’s psychological disorder. Therefore, if the above symptoms appear, family members should not rush to blame, they can accompany the patient to seek medical attention, and if hypothyroidism and other causes are ruled out, it may be adolescent depression, which should be prescribed by a doctor for treatment.