Firstly, you should consult with your primary care doctor to confirm your symptoms, they will recommend you to a neurologist; this is done when the symptoms are intense, and it needs immediate attention from a specialist.
Some of the prevalent diseases in neurology include Alzheimers disease, Parkinsons disease, severe migraines, strokes, epilepsy, and movement disorders. The reason youre referred to a neurologist is that they will inquire about your medical history to analyze your symptoms better and conduct physical exams on your brain/nerves. This will help them diagnose and manage your condition in the best way.