There are many diseases that can cause pain in the bones all over the body, and there is no way to determine what specific disease is causing the pain through this one clinical symptom, such as common rheumatoid arthritis, osteoarthritis, and systemic lupus erythematosus, all of which can cause osteoarthritis pain all over the body. In addition, osteoporosis or paraneoplastic syndrome can also cause generalized bone pain and discomfort. There are also some rare bone metabolic diseases that can also cause symptoms. Patients should go to the hospital for further examination to help make a diagnosis by taking a medical history as well as completing routine examinations before further targeted treatment. There are many other diseases that cause pain in the bones all over the body. In addition to this organic pathology, there are also psychological problems that can cause discomfort in the body.