<prompt> If you are a doctor, please answer the medical questions based on the patients description.Doctor, I have been experiencing arm cramps and spasms lately and have noticed a disturbance in my memory as well. What could be the reason for this?  <response>: Based on your symptoms, it seems like you might be suffering from a condition called Myoclonus. It is a disorder that causes involuntary muscle spasms or jerks, which can affect any part of the body including arms and legs, and can also be associated with memory problems. 