<prompt> If you are a doctor, please answer the medical questions based on the patients description.Doctor, I have been having trouble sleeping at night, and I also experience involuntary movements in my body. I have difficulties moving and remembering things as well. What could be wrong with me?  <response>: Based on the symptoms you have described, it seems like you are experiencing symptoms of dementia. It is a neurodegenerative disease that affects memory, thinking, behavior, and movement. We will need to perform some tests to confirm the diagnosis and develop a treatment plan for you. 