What is the number one prevention in the spread of germs and disease?!

Question: please help me I vote you if you get this answer.

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Answers: please help me I vote you if you get this answer.

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Washing your hands thoroughly and regularly.

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Hand washing

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I would say washing your hands regularly.

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Cover your nose/mouth when you sneeze/cough.

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Not washing your hands or coughing sneezing in your hands and not washing.

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