4. Protect oneself human body immune system working properly 

To consciously, correctly protect oneself human body immune system keep work normal, is very important to prevent the COVID-19 epidemic disease and other diseases! 

Because, in the surviving environment of the human body, long term there are already exist actually many bacterium and viruses.

When oneself can keep oneself immune system to do work normally, oneself the immunity can keep with the times, and it can continually destroy bad bacterium, defeat viruses, and effectively protect oneself body's health and stay away from diseases. 

Of course, in the unconsciously, the human body immunity is always silently protecting human body health. 

However, when the human body immune system loses normal work, it will inevitably lead to a decline in human immunity, loss resistance to hurt of virus and bacterium hurt, and induce the human body to be prone to suffering from the COVID-19 epidemic and other diseases. 

Therefore, it is very important to correctly protect oneself human body immune system to work normally.

That is: if everyone can protect yourself immunity to keep pace with the times, everyone can easily stay away from the COVID-19 epidemic and many other diseases.