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Summary. 1  Generally, most dizziness is caused by problems of the inner ear and is treatable. 2  Common causes of inner ear dizziness include benign paroxysmal positional vertigo (BPPV), migraine and inflammation of the inner ear balance apparatus called vestibular neuritis.
Common causes of dizziness. The most common causes of dizziness are outlined below. 1  Labyrinthitis â an inner ear infection that affects your hearing and balance, and can lead to a severe form of dizziness called vertigo.2  Migraine â dizziness may come on before or after the headache, or even without the headache.ess common causes of dizziness. Less common causes of dizziness include: 1  having a severe illness or condition that affects the whole body. 2  using recreational drugs or consuming excessive amounts of alcohol (either binge drinking or long-term alcohol misuse).