BPPV is benign positional episodic vertigo, also known as otolithiasis, and this condition is the most common type of peripheral vertigo. BPPV vertigo is characterized by transient, episodic, and more intense vertigo, which may be accompanied by severe autonomic symptoms such as nausea and vomiting. If the patient’s nystagmus is detected by evoked test, it can be categorized as anterior hemianopsia, posterior hemianopsia, etc. according to the direction of nystagmus. And the characteristics of vertigo are highly related to the patient’s position change, the duration of vertigo is short and the interictal period is completely normal. This disease is usually induced when the patient is fatigued, when he has a cold and when his resistance is low. This disease is mainly treated by manipulation of reset, and the therapeutic effect is good.