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Inner Ear Vertigo

Benign paroxysmal positional vertigo (BPPV) is the most common disorder of the inner ear’s vestibular system, which is a vital part of maintaining balance. BPPV is benign, meaning that it is not life-threatening nor generally progressive. BPPV produces a sensation of spinning called vertigo that is both paroxysmal and positional, meaning it occurs suddenly and with a change in head position | chapter 77

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from NPR.org

Inner Ear 'Rock Slides' Lead To Vertigo

As the head changes position during treatment, the ear rocks continuously move to the lowest point

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from NPR.org

Inner Ear 'Rock Slides' Lead To Vertigo

Ear rocks are small crystals of calcium carbonate called "otoconia" which collect in the inner ear.