Dizziness may be related to the cerebellum. If the cerebellum is diseased, patients usually experience symptoms such as dizziness and nausea, and should seek medical attention to clarify the cause. The cerebellum is one of the important tissues in the human body. The cerebellum is located in the lower part of the back of the cerebral hemispheres, and the main function of the cerebellum is to receive the information from the vestibular organs for balance, and then transmit the information to keep the body balanced and not to fall down by changing the muscle tension in different parts of the torso, so that the body can keep balance and not to fall down when it does accelerating or rotating movement under the effect of gravity. When cerebellar lesions are present, patients usually experience ataxia, poor distance discrimination, nystagmus, etc., along with dizziness, nausea, and vomiting. There are many causes of cerebellar lesions, and common diseases include encephalitis, brain tumors, cerebrovascular disease, and brain metastases. Common cerebellar examination methods include cranial magnetic resonance imaging (MRI), etc. Doctors can clearly diagnose the cause of the disease based on the results of the examination, combined with medical history and clinical symptoms. If you feel unwell, you should go to the hospital in time to avoid delaying your condition.