Question
How does personal cleanliness help to keep off diseases?

Answer

Maintaining personal cleanliness prevents us from getting infected with germs, thereby keeping us healthy.
Example - Our hands handle variety of things which may contain pathogens left by other infected persons. If these germs are not removed, they may enter our body and cause diseases. Hence it is important to wash hands with soap at regular intervals and especially before eating and after going to toilet.

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