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.

Add Yahoo as a preferred source to see more of our stories on Google. Dizziness, or vertigo, is a surprisingly common problem that can throw our lives off balance as we get older. This sensation of ...