Broadly speaking, mental health refers to an efficient, satisfactory and sustained mental state. In a narrow sense, mental health means that people's basic psychological activities are complete and coordinated, that is, cognition, emotion, will, behavior and personality are complete and coordinated, and they can adapt to society and keep pace with society.
Mental health refers to having good self-control ability, maintaining psychological balance, self-esteem, self-love, self-confidence and self-knowledge.
Standard of mental health: Psychologists believe that people's mental health includes the following seven aspects: normal intelligence, emotional health, sound will, coordinated behavior, adaptability to interpersonal relationships, moderate response, and psychological characteristics suitable for age.
Mental illness refers to the phenomenon that a person deviates from the norms of social life in thinking, emotion and behavior due to mental tension and interference. The greater the deviation of psychology and behavior from the norms of social life, the more serious the mental illness will be.
Academically, mental illness can be roughly divided into the following categories: according to different standards or their severity, it can be divided into sensory disorder, perceptual disorder, attention disorder, memory disorder, thinking disorder, emotional disorder, will disorder, behavior disorder, consciousness disorder, intellectual disorder, personality disorder and so on.