Health. Dizziness at the Nancy University Hospital: Why do these ear crystals make your head spin?

Let's start with an explanation... What are ear crystals?

"In the inner ear, there is a sensor that is the hearing sensor . And there is another sensor dedicated to balance. It is not the only one involved in balancing, but it is very important. We call it the vestibule and this vestibule will detect all our accelerations, when we turn (angular accelerations) or when we accelerate in a horizontal or vertical line. In a part of this vestibule, which we call the "otolithic organs", are housed microscopic crystals (otolites) which are like small pebbles. They are composed mainly of limestone and are grouped in a kind of gelatin that holds them together, above the sensory cells. These crystals weigh on the sensory cells and allow them, nothing more, nothing less, to detect gravity and to perceive...

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