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.

Benign paroxysmal positional vertigo (BPPV) is recognised as the most common vestibular disorder, characterised by brief episodes of vertigo triggered by changes in head position. The condition is ...