Does Sinus Cause Dizziness !!install!! Jun 2026

This post is for informational purposes only and does not constitute medical advice. Always consult a healthcare provider for persistent or severe dizziness.

Your middle ear is connected to the back of your nasal cavity by a narrow canal called the Eustachian tube. This tube opens and closes to equalize air pressure across your eardrum. When you experience a sinus infection or allergic rhinitis, the tissues surrounding the Eustachian tube swell and block the canal. This blockage traps negative air pressure and fluid inside the middle ear, pulling on the eardrum and distorting the way sound and balance inputs travel to your brain. 2. Pressure on the Vestibular System does sinus cause dizziness