Mental health is also called mental health, and its meaning mainly includes two aspects. First, it refers to mental health, that is, there is no mental illness and mental function is good. That is to say, it has a normal and stable psychological state and positive and effective psychological activities, and has good control and adaptability in the face of realistic, developing and changing natural environment, social environment and its own internal psychological environment, and maintains a practical and effective functional state. Second, it refers to maintaining mental health, that is, consciously and actively following the laws and characteristics of physical and mental development of individuals of different ages, following corresponding principles, adopting various effective methods and measures to create a good family environment, school environment and social environment, and through various forms of publicity, education and training, to prevent mental illness, improve psychological quality, and maintain and promote this good functional state of psychological activities. The above two aspects constitute the basic connotation of the concept of mental health.