Otolithiasis can also be dizzy during the day, otolithiasis is also known as benign paroxysmal positional vertigo, mainly refers to the patient to change the position of the head of the transient episodes of vertigo, time not more than a minute, the onset of the day and night has nothing to do with the patient shaking the head has to do with the patient’s onset of the day and night can be present, as for the daytime or the nighttime more than the current no one has statistics. Otolithiasis is more common in women than in men, mostly over the age of 40, and the older the patient is, the more likely he or she is to develop the disease. Generally speaking, when the disease strikes, the patient will have dizziness and accompanied by vegetative nerve disorders, such as nausea, vomiting and other changes, the patient is not accompanied by tinnitus, hearing loss and other related conditions, which is also a basis for judgment and differentiation from other diseases. Although patients with otolithiasis have a tendency to heal on their own, once the diagnosis is confirmed, it is still recommended to do manipulation or machine reset treatment, which has a very significant effect.