👉 Sinositis, also known as sinusitis, is a condition where the sinuses in the nose or throat become inflamed and may cause sensitivity or pain in the face, cheeks, and lips. It's often caused by bacteria or viruses that enter through the sinuses or irritants like dust, pollen, or smoke. Sinositis can be caused by various factors such as allergies, viral infections, or bacterial overgrowth. Treatment typically includes antibiotics to clear the infection, but it may also