2. COVID-19 epidemic disease the patient features 

Every disease appear, patients are all have appeared out some common features and the COVID-19 epidemic disease is no exception. In the current COVID-19 epidemic, the common features of patients mainly exist in the following three forms:

2.1 The patient is older, own health is poor, the human body immune system cannot longer conduct to perform normal work, the human body immunity is not good, and oneself is already a long-term patient with a certain disease or a variety of diseases. 

2.2 The patient is young, even a toddler, or a child, or adolescent, but the patient recently at night sleeping too late, and even until early morning. Unconsciously, the patient surviving environment of the human body has changed, and even until appeared an unsuitable state, the patient body is in a sub-healthy or even unhealthy state, however, the patient or guardian has not noticed it. 

2.3 Although the patient's body has been kept healthy, the recent work intensity is heavy and overloaded; or the patient is facing difficult problems and feels a lot of pressure; or the patient is addicted to playing game consoles day and night, or the patient loves to lie on the sofa for a long time watch on TV series and so on. 

Inducing the patient to go to bed late every day, even until early in the morning, unknowingly, the human body is already in a state of extreme fatigue, and has not release fatigue in time, and the patient human body, organs have not return to normal the status.

Of course, there are some other characteristics of the patients of COVID-19 epidemics disease, here are not described one by one. 

In short, in essence, unconsciously the patient the human body surviving environment has undergone erroneous changes, already presenting an unsuitable state, inducing oneself immune system to not be able to perform normal work, and immunity is drastically reduced. 

In plus, because of the public extreme fear, so that is prone to suffer from the COVID-19 epidemic disease and other diseases. 

The COVID-19 epidemic disease the characteristics of the patients must arouse public vigilance. 

The key is:  Must do, consciously ensure the surviving environment of the human body with in a suitable state, oneself immune system can perform normal work, and oneself avoid becoming a patient of the COVID-19 epidemic disease. 

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