Low back pain may cause fever, for example, pyelonephritis will lead to a generalized high fever, but also may be due to the waist suffered external collision, stimulation, resulting in damage to the formation of blood stasis, blood stasis in the process of absorption will be absorbed heat, but also prone to fever, mainly low fever, if there is a tuberculosis bacillus lumbar and other infections, is also prone to low-grade fever. However, lumbago does not cause colds, because colds are upper respiratory tract infections, which are caused by viral infections. However, after a cold, due to the cold virus or metabolites of the virus, after the impact on the periphery, it is possible to have pain all over the body, especially with soreness as the main cause, and sometimes there are also symptoms of lumbar pain. In addition, after the viral infection, there may be a long time to form a nephritis, so there may also be symptoms of back pain, so back pain, fever or cold, it is best to go to the hospital for a detailed checkup and examination, to clarify the condition and then targeted treatment, to avoid delaying the condition.