The definition of mental health is: individuals can adapt to the development environment and have perfect personality characteristics; And its cognition, emotional response and will behavior are in a positive state, which can maintain normal adjustment ability.
Mental health means that all aspects and activities of psychology are in a good or normal state, and they can maintain good communication or cooperation with others in society, production and life, and can handle various situations in life well. The ideal state of mental health is to maintain a sound personality, normal intelligence, correct cognition, appropriate emotion, reasonable will, positive attitude, appropriate behavior and good adaptation.
Individuals can adapt to the development environment and have perfect personality characteristics; And its cognition, emotional response and will behavior are in a positive state, which can maintain normal adjustment ability. In life practice, it is the basic feature of mental health to know oneself correctly, control oneself consciously and treat external influences correctly, so as to maintain psychological balance and coordination.
Abnormal psychology:
The essence of psychological abnormality is the cause, mechanism and psychological structure of abnormal psychology. Psychological abnormality is the disorder of brain structure or function or the disorder and distortion of people's response to objective reality. It not only reflects the abnormality of individual self-concept and some abilities, but also reflects the adaptation obstacles in social interpersonal relations and personal life.
But it is not easy to clearly distinguish normal psychology from abnormal psychology. At present, the most commonly used criteria are as follows: self-evaluation criteria: If you think you have psychological problems, of course, this person's psychology will not be completely normal, but it is generally impossible to have major problems. People with basically normal psychology can fully perceive that their psychological activities are different from before, their psychological performance is different from others, and so on. This kind of self-evaluation is called insight in psychiatry.