Daily dizziness may be caused by sleep disorders, anemia and hypothyroidism. 1. Sleep disorders: prolonged poor sleep may cause cerebral hypoxia, and daily dizziness may occur when the cerebellum and brainstem are deprived of oxygen. 2. Anemia: Due to the decrease of hemoglobin content in the body, the ability to carry oxygen is insufficient, which will lead to the decrease of blood supply to the brain, and the patient will have the symptom of dizziness every day due to the insufficiency of blood and oxygen supply to the brain. 3. Hypothyroidism: When the body has hypothyroidism, the body is in a state of low metabolism, and increased blood viscosity and slow blood flow can cause symptoms of insufficient blood supply to the brain, which can lead to the phenomenon of daily dizziness. The cause of daily dizziness may also be cervical spondylosis, inner ear disease, cerebrovascular disease and other diseases. Patients should go to regular hospitals in a timely manner to identify the cause of the disease and take targeted treatment under the guidance of the doctor.