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Doctor explains: How pollution and cold weather are worsening respiratory infections

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By Firstpost-Health

Doctor explains: How pollution and cold weather are worsening respiratory infections
Representative Image • Source: FP News Desk
Viral flu cases are rising across north India this winter. Firstpost brings out experts' views on how air pollution, cold weather, and weakened lung defences are driving infections, who faces the highest risk and how vaccination can help.

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