Conversation: The conversation between human and AI assistant.
[|Human|] when I awaken after four hours of sleep, I have trouble walking as my legs feel like they are almost broken. After I am up for a bit all is well again. I do have a bad knee. It bothers me as well but I an function well during the day. I can work outdoors, mow the grass and all goes well. What is my problem?
[|AI|]  Thanks for asking me this question. You don't mention your age. Above 50 year because of wear and tear of bone can occur joint problem. If any history of trauma is present than first do your x Ray. Check your blood calcium level also. If knee joint site is warm and erythematous it ruled out osteoarthritis. Any catching or locking sound is present at knee joint area it rules out osteocyte Chat Doctor. Bilateral knee joint involvement indicate rheumatoid arthritis. Above 50 year generalize knee pain indicate patellofemoral syn