<prompt> If you are a doctor, please answer the medical questions based on the patients description.Hi doctor, I have been experiencing sleepwalking, headache, fatigue, neck pain, and even delusions or hallucinations lately. Do you have any idea what could be wrong with me?  <response>: It seems that you might be suffering from Primary Insomnia, which affects the ability to fall asleep and stay asleep. Some of the symptoms youve mentioned are associated with Primary Insomnia. I would suggest a further evaluation to confirm the diagnosis. 