Fighting an infection takes a tremendous amount of energy. The fatigue associated with sinus infections, combined with a lack of appetite or dehydration (common when you are sick), can lead to general lightheadedness or the feeling that you might faint.
The most common reason for dizziness during a sinus infection is the blockage of the Eustachian tubes . These are narrow canals that connect your middle ear to the back of your throat (nasopharynx). Their job is to regulate air pressure in the ear and drain fluid.
When you have sinusitis, the mucous membranes in your nose and throat become swollen and inflamed. This inflammation often blocks the Eustachian tubes. When these tubes are blocked:
To understand how sinus infections can cause dizziness, it's essential to know a bit about the anatomy of the sinuses. The sinuses are a group of air-filled cavities located in the skull, connected to the nasal passages. There are four main types of sinuses:
Yes, sinus infections can cause dizziness. While many people associate sinusitis with facial pain and a stuffy nose, it is also a common, albeit less recognized, cause of balance issues and vertigo. Why Sinus Infections Lead to Dizziness