Your ears, nose, and throat are part of a closely connected system. When your sinuses become inflamed and filled with mucus, the resulting pressure doesn't stay isolated; it spreads to adjacent structures, most notably your ears. 1. Eustachian Tube Dysfunction
When your sinus cavities become inflamed and filled with mucus, the resulting pressure doesn't stay isolated; it spreads to adjacent structures. How Sinus Can Cause Dizziness | ENT of Georgia South sinusitis dizzy spells