Low mood is a bad mood, if not adjusted in time, in the long run, may gradually develop into a depressed mood. Most people who are depressed will relieve their emotions by way of self-adjustment, often choosing to find close friends to confide in. As a friend of the depressed person, please be sure to listen carefully to the plight of the other person suffered, to think differently, appropriate empathy, emotional support, if necessary, to provide viable and effective advice to help each other out of the depressed state. Listen carefully to depressed people through the confession, can be a long-term backlog of negative emotions to vent out, to the psychological decompression, so that the body and mind in a certain degree of relief and relaxation. When the other party in the confession, should listen carefully, without evaluation to listen and do keep secrets; or sincerely invite each other, willing to be his listeners, encourage him to say their troubles; the dominance of the discourse to him, quietly listen to him, only listen, listen to understand, it is possible to understand him; let him feel that he is valued, attention, willing to confide in you to relieve emotions. Appropriate empathy empathy is to think differently and empathize. When he confides, put yourself in his shoes with an objective, neutral mind to understand each other and think about the problem. If we are in agreement with his feelings, then we can express it so that he will feel understood, accepted, and recognized, which will also promote him to talk, because he feels that you understand him. Proper empathy can better help the depressed person to relieve the low mood. However, it is important to avoid over-empathizing so that you do not get deeply involved in the bad mood yourself. Emotional support for depressed people in the process of seeking help, may be through the way of crying to vent their emotions, we can give him a warm hug, help him wipe away his tears, or even accompany him to shed tears together when appropriate, but also accompany him to the open mountains, the sea, through shouting, the heart of the repressed emotions to vent out. Give him unconditional positive care, help him find positive and beautiful things in life together through companionship and other warm ways, and be a strong emotional supporter behind him. Provide advice generally depressed people are in a state of long-term mental tension, encountering difficulties can not think calmly, when listening to his plight, you can stand on the sidelines to provide reasonable advice, so that the solution to the problem has more possibilities. If he is simply in a bad mood, he can use distraction to relieve his low mood, such as shopping, eating sweets, watching movies, singing, etc., to help him effectively relieve bad mood, and if necessary, you can suggest or accompany him to a professional psychological institution to consult a psychologist for standardized psychotherapy.