After suffering from depression, people with mild depression will feel unhappy, sullen and depressed most of the time, lose pleasure in life, have no sense of joy, start to do things more and more hesitantly, can’t get up, feel very tired, poor sleep quality, slow thinking, reluctant to contact and interact with people around them, don’t like to initiate conversation and communication, have difficulty in answering, and slow down speech. In more severe depression, there will be restlessness, irritability, irritability, inability to communicate with others, pessimism and disappointment, loss of will to live, feeling that life is worse than death, life is like a year, and in the most serious cases, negative suicidal behavior.