What causes positional vertigo?

Crystals in your ear: This is usually caused by benign positional paroxysmal vertigo (bppv). A doctor can diagnose this on a physical exam and rule out other diseases. Little "crystals" in your ear that get lose and irritate sensors in your balance organ in your ear. We all have those crystals. A neurologist or ear-nose-throat doctor can re-position them with a harmless physical maneuver.

BPPV: Benign paroxysmal positional vertigo is a n inner ear problem where the crystals inside the ear are dislodged and then caught in the semi-circular canals causing the dizziness. Other possibilities are: low blood pressure, low blood o2, low blood sugar, or hyperventilation, to name a few.