| benign paroxysmal positional vertigo |
Benign paroxysmal positional vertigo (BPPV) is a condition caused by problems in the inner ear. Although its cause is not certain, it is most likely due to a build up of calcium in the semicircular canals of the inner ear. The principle symptom is a sudden, intense feeling that either one is spinning or the room is spinning, which usually occurs with movement of the head. Other symptoms may include nausea or vomiting. ...
Ãâó: en.wikipedia.org/wiki/Benign_paroxysmal_positional...
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