<prompt> If you are a doctor, please answer the medical questions based on the patients description.Doctor, I have been experiencing a cough for a while now. It is not going away. Can you please help me understand what might be causing it?  <response>: Your cough might be related to your spinocerebellar ataxia. It is a genetic disorder that affects your coordination and balance, and can also lead to muscle weakness and problems with speech and swallowing. 