Mental health is mental health, also known as mental health or mental health care, which is the general term for the principles, measures and activities to maintain the normal mental state of individuals and reduce behavioral problems and mental illness. First, the role of health and safety 1, mental health is conducive to the promotion of healthy physical and mental development The United Nations Health Organization believes that health refers not only to the absence of physical ailments, but also to a complete physiological and psychological state and social adaptability. Relevant studies have proved that the relationship between human physiology and psychology is very close, some kind of physiological changes or diseases have a significant impact on human mental activities, psychological conditions also have a non-negligible impact on the physical health of people. There are studies that in cities with a high pace of life and high stress, such as Beijing, the proportion of hypertension is much greater than in other cities. There is a department of neurology in the hospital, specializing in the treatment of non-physical but psychological causes of disease, such as neurological gastritis, migraine, neurasthenia, etc. In fact, medication can only relieve the symptoms and certain suggestive effect, most people are “heart disease needs heart medicine”. 2, the family, social security has a great impact on the current population in China, 86.4% of people suffer from varying degrees of psychological problems, psychological disorders are as common as patients suffering from the flu. Every year, 200,000 people in China end their lives by suicide, and 80% of them suffer from depression. Information shows that in recent years, the juvenile delinquency rate increased, students anorexia, run away from home, theft, robbery, and kill their parents with their own hands and other extremely serious and appalling things often happen, such as the Magaji incident a few years ago, which has a close relationship with their unhealthy psychology. Second, to improve efficiency, the role of the development of emotional intelligence 1, mental health is conducive to improving the efficiency of learning sensory, perception, memory, imagination, thinking a large number of mental activities, each activity also includes a more detailed branch, such as sensory also includes attention, etc., these are the results of scientific research, there are laws to follow, mastery of knowledge, skills and moral character of the learning process, is the students in these mental activities The learning process of acquiring knowledge, forming skills and moral qualities is a practical activity regulated and governed by these mental activities. Awareness of these rules not only avoids everyday misconceptions, but also allows the use of these rules to develop learning effectiveness to a greater extent. In addition, each age has its physical and mental characteristics, for example, adolescent high school students generally produce emotions with greater frequency and magnitude, if they do not recognize this, some will be extreme wondering whether they are suddenly abnormal, and some may turn into words and actions, causing conflicts, resulting in interpersonal difficulties, and ultimately affecting learning efficiency due to a large degree of learning mind. 2, the development of emotional intelligence is more likely to succeed Now psychologists generally believe that the level of emotional intelligence has a significant impact on a person’s success, even more than the level of intelligence. Emotional intelligence includes: (1) awareness of their own emotions. Because only by knowing oneself can one become the master of one’s own life. (2) The ability to manage one’s emotions properly. (3) Self-motivation, which enables a person to come out of a low point in life and start again. (4) Awareness of others’ emotions. This is the basis for normal interaction with others and for smooth communication. (5) Management of interpersonal relationships. That is, the ability to lead and manage.