Conversation: The conversation between human and AI assistant.
[|Human|] I feel fine and then will get a low grade fever with no notice which will then progress into all over body or joint aches bad enough that I cant sleep.  Then in about 24 hrs it will all be gone only to re-appear in 4 to 7 days.  This pattern has now repeated itself 4 times.  Any ideas?
[|AI|]  Hello, Welcome to Chat Doctor. Thanks for writing. I am Chat Doctor.  I have read your question completely, I understand your concern and will try to help you in the best way possible. Normally generalized body aches are associated with majority if febrile illnesses, but polyarthralgias (involvement of multiple joints) is suggestive of many other possibilities which need to be ruled out. Many hematological diseases can present themselves, with such pattern and mostly their screening tests are ESR or CRP. If they are found to be raised then further evaluation with ANA, Antioch, RA factor or other specific antibodies is among few of the usual next steps of evaluation. Many viral illnesses may present with such pro