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Neurologists prowling the popular video-sharing website have identified 33 videos that show how to perform the Epley maneuver, a simple procedure used to treat benign paroxysmal positional vertigo (BPPV), a common type of vertigo caused by tiny particles trapped in the inner ear.
In a study published today in the journal Neurology, the doctors determined that two-thirds of the videos were accurate in their portrayal of the procedure, which entails a sequence of sitting and standing positions along with eye and head movements designed to move particles trapped in one part of the inner ear, where they cause dizziness, into another part, where they do not.
The researchers were pleased to learn that the most popular video was produced by the American Academy of Neurology and demonstrates the organization’s guidelines for the maneuver: