Vertigo Woes Vitamin D deficiency may be the underlying cause of vertigo according to a study in the journal Neurology. This debilitating condition can develop when crystals in your inner ear become dislodged causing dizziness and nausea. Symptoms are usually triggered by changes in your head’s position when you lie down or sit up. Around 1.6% of Americans experience benign paroxysmal positional vertigo (BPPV) annually. What is BPPV? Benign means it isn’t harmful. Paroxysmal means a sudden onset. Positional means … Continued