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Causes & Mechanisms
Colds are usually caused by viral infections. One of the major symptoms of a cold is nasal congestion, which may also be caused by influenza, allergies, inhaled irritants/pollutants, and/or structural abnormalities.
Conditions
Haleon HealthPartner’s condition overview covers the causes, signs and symptoms behind upper respiratory health issues. We also break down the gold standard guidelines on management.
