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Published on: 7/15/2026

What are the common causes of dizziness, and could Benign Paroxysmal Positional Vertigo (BPPV) be one of them?

Yoshinori Abe

Reviewed by Yoshinori Abe, MD

Internal Medicine

Dizziness has many possible causes, ranging from dehydration and low blood pressure to inner ear conditions. One of the most common causes is Benign Paroxysmal Positional Vertigo (BPPV), a disorder that occurs when tiny calcium crystals in the inner ear become dislodged, triggering brief episodes of spinning sensations with head movement.

Because dizziness can stem from so many different conditions—some minor, others more serious—it's important to identify what may be driving your symptoms before deciding on next steps. A free, instant, online symptom check can help you narrow down potential causes based on your specific symptoms, guide you toward the right type of care, and give you clarity in just a few minutes. Understanding what's going on is the first step toward feeling better.

Reviewed for medical accuracy: 07/15/2026

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Important Next Steps

Discover if dizziness needs urgent careLearn likely causes of dizziness spellsSee if dizziness means BPPVFind OTC options for dizziness reliefFind a doctor for dizziness treatmentDiscover home remedies for dizziness episodesFind out what’s causing your dizziness

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Explanation

Dizziness is a feeling that can make you feel unsteady, lightheaded, or like the room is spinning. There are many reasons why someone might feel dizzy. According to the medical literature, common causes of dizziness include problems with the inner ear, like infections or BPPV, blood pressure changes, dehydration, and certain medications.

Common Causes of Dizziness:

  1. Inner Ear Problems: This includes conditions like Benign Paroxysmal Positional Vertigo (BPPV), which is a common cause of dizziness. BPPV happens when tiny crystals in the ear move out of place, causing a spinning sensation.
  2. Blood Pressure Changes: Sudden drops in blood pressure can make you feel dizzy.
  3. Dehydration: Not drinking enough fluids can lead to dizziness.
  4. Medications: Some medicines can cause dizziness as a side effect.

If dizziness is a problem, you can use Ubie's free AI symptom checker to help identify possible causes and determine whether you should seek medical care.

(References)

  • Ojala M, & Palo J. (1991). The aetiology of dizziness and how to examine a dizzy .... Annals of medicine, 1930912.

  • Whitman GT. (2018). Dizziness. The American journal of medicine, 29859806.

  • Post RE, & Dickerson LM. (2010). Dizziness: a diagnostic approach. American family physician, 20704166.

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