What Are Some Causes of Sudden Dizzy Spells?


Quick Answer

Causes of sudden dizziness include blood pressure changes upon standing, medication side effects, dehydration and low blood sugar levels, according to Healthline. Heart muscle disease and anemia due to low iron levels can also cause dizziness. To ensure a proper diagnosis, individuals experiencing unexplained dizziness should seek immediate medical attention.

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Ear infections caused by common viruses can lead to temporary dizziness, also referred to as vertigo, due to an imbalance in the inner ear, explains WebMD. While viral ear infections typically clear up within one to six weeks, medication may be required if symptoms of dizziness are severe. In certain cases, dizziness can also signify serious medical conditions such as strokes or tumors.

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