A sinus infection, medically known as Sinusitis, occurs when the tissue lining your sinuses becomes inflamed or infected. It can feel like a stubborn cold—but the symptoms are often more intense and long-lasting. Ignoring these signs may lead to complications, so recognizing them early is crucial for timely treatment and relief. 1. Facial Pain and Pressure One of the most common symptoms is a deep, aching pain around your cheeks, forehead, nose, or eyes. This happens due to