Answer:

1.)Maintain a healthy diet. As with most things in your body, a healthy diet is key to a strong immune system. ...

2.)Exercise regularly. ...

3.)Hydrate, hydrate, hydrate. ...

4.)Get plenty of sleep. ...

5.)Minimize stress. ...

6.)One last word on supplements.

The five periods of disease (sometimes referred to as stages or phases) include the incubation, prodromal, illness, decline, and convalescence periods (Figure 2). The incubation period occurs in an acute disease after the initial entry of the pathogen into the host (patient).

Explanation:

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