Chills, vomiting, and dizziness may be caused by fever, take the temperature, if the temperature exceeds 37.5℃, clinically it is called fever, it may be bacterial infection or viral infection, the common neurological disease that causes bacterial infection is meningitis, the common disease that causes viral infection is encephalitis, meningitis is mostly considered to be caused by meningococcal bacteria, the patient can have fever, headache, nausea, vomiting, some patients can show chills, also can appear dizziness, also may appear meningeal irritation signs, mainly antibacterial treatment is applied. The patient can have fever, headache, nausea, vomiting, some patients can show chills, can also appear dizziness, may also appear meningeal irritation signs, mainly for antibacterial treatment, the general application of cephalosporin antibiotics, commonly used is ceftriaxone sodium and cefoperazone sodium sulbactam sodium, at the same time to carry out brain protection treatment. Most of the encephalitis is considered to be caused by viral infection. Patients may also have fever, headache, nausea, vomiting and chills after the onset of the disease, and may also experience dizziness, as well as physical symptoms, including limb sensory impairment, motor impairment, some patients show symptoms of speech dysfunction and dizziness, and may also experience seizures and psychiatric symptoms, which are mainly treated with antiviral therapy.