Transitory insomnia: Insomnia usually occurs when there are environmental factors, such as excitement, anger, sadness, excessive worry, etc. This is the body’s normal response to the event, and will soon return to normal through its own regulation. The duration is usually very short, about 1-3 days. Therefore, it is also called transient insomnia. This kind of insomnia will return to normal naturally with proper self-regulation and does not require special treatment. However, for some people, it is possible that insomnia may persist and worsen to the point that it evolves into true insomnia and they seek medical treatment. We know that the number of people who evolve from transient insomnia to insomnia is only very small. In other words, transient insomnia does not necessarily evolve into insomnia. So what kind of people are prone to evolve from transient insomnia to insomnia? People who are prone to insomnia: 1. people who are usually overly sensitive to minor physical discomforts; 2. people who usually attach great importance to minor physical discomforts; 3. people who are afraid of growing old quickly and care a lot about how others evaluate their health; 4. people who attach special importance to sleep time; 5. people who have high expectations of sleep; 6. people who are worried that long-term poor sleep will cause major diseases; 7. people who are emotionally fragile; 8. people who are concerned about various aspects of their lives; 9. people who are worried about their health. 8.People who pursue perfection in all aspects. 9, there may be some related to the psychological function of people with deficiencies. Such as: excessive obsession, the tendency to absolutism, excessive caution, and so on. These people are collectively referred to as people who are prone to insomnia. They have a common characteristic that they cannot recover from normal transient insomnia through self-regulation. So what mechanism makes them evolve from transient insomnia to insomnia?