When ear crystals get dislodged from their proper place, benign paroxysmal positional vertigo (BPPV) results. BPPV can make ...

Benign paroxysmal positional vertigo (BPPV) is a type of vertigo caused by calcium crystals in the inner ear. These crystals are usually located in two parts of the ear called the utricle and saccule.

However, if other ear stones enter the canals, the vertigo can recur intermittently. 11:01 In 2019, Kitahara proposed a new and unique method of treating this vertigo called "head-up sleep." ...