We should care self for avoid getting coldfour ourselves to avoid catching the flu.

Firstly, we should eat healthy food.

EFor example, we can should eat vegaetables, fruits, egg etc.

Secondly, we should be clean personsurfaces .

LikeAlso, we can washing hands a lot, takinge an shower, and brushing our teeth etc.

Finally, we should dress in suitable clothes infor the winter.

İf we do this are, we can stay healthy.

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What we should do to avoid gettcatching a cold- or the flu

We should care self fortake care of ourselves to avoid getting a cold or the flu.

You can use catching a cold or getting a cold.

EFor example, vegaetables, fruits, egg etc.

Secondly we should make sure to be clean person .

Like washing our hands, taking an shower, brushing our teeth etc.

Finally we should dresswear suitable clothes in winter.

Wear suitable clothes or dress in suitable clothes. Either works

EFor example , coats, jumpers, boots, etc.

İf we do this are we can stay healthy.

Or you could say "If we do these things, we can stay healthy." Either works