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Vertigo & Balance The most common causes of vertigo are inner ear problems. BPPV, where loose calcium crystals drift into a balance canal, leads the list, followed by vestibular...
Updated October 29, 2026
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Dizziness can have many causes, some serious. See a doctor promptly, especially for sudden dizziness with weakness, speech problems or chest pain.
When is dizziness or vertigo a reason to get urgent care?
Get emergency care if dizziness comes with sudden weakness, numbness, trouble speaking, a severe headache, chest pain, or loss of vision, since these can be signs of a stroke. Repeated spinning spells should be checked by a doctor. Many balance problems come from the inner ear and respond to specific treatments rather than supplements.
Source: Balance Disorders, NIDCD