1. Psychosomatic model: It is believed that some personality factors lead to some psychosomatic diseases. In other words, psychological factors, such as individual emotions, coping mechanisms of thinking patterns, etc. Will affect the body function, and eventually lead to physical visible or measurable problems.
2. Psychosomatic model: Contrary to the above point, this model holds that certain biomedical conditions or disease states can cause personality characteristics with related properties and manifestations. In other words, changes in the body will have an impact on emotions, behaviors and ways of thinking.