Sinus Infection: Causes, Symptoms & Effective Treatment Guide

A sinus infection (also called sinusitis) is a common condition where the tissues lining the sinuses become inflamed and swollen, often leading to blocked air spaces and mucus buildup. This condition is usually caused by viral infections like the common cold, but bacteria, fungi, allergies, or environmental factors can also trigger it.Common symptoms of a sinus infection include nasal congestion, thick yellow or green mucus, facial pain or pressure.

https://crhemd.com/blog/si...