What Causes a Sinus Infection? Steps to Relieve Severe Sinus Pressure and Pain.
What Causes a Sinus Infection? Some people suspect that the sinuses are the reason behind cold symptoms like a puffy face, runny nose, coughing, or facial swelling. But that’s not the case. The sinus cavities are just hollow chambers to make the skull lighter. These cavities have a mucus layer that is channeled to the […]
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