What’s going on with cold chills while sleeping? It is necessary to consider the following reasons: the first reason: if it is an accidental occurrence of cold chills, that is, muscle spasms belong to the normal physiological phenomenon. Because the cerebral cortex during sleep, the control of the muscles is reduced, the primary nerves that govern the muscles may appear impulsive, resulting in the performance of cold chills. The second reason, if it is frequent chills, need to consider the presence of high fever. There is a possibility of chills in the process of high fever, you can take the temperature to see if there is a fever. The third situation, if the cold war lasts for a long time, and accompanied by symptoms such as staring, urinary incontinence, need to consider the possibility of epilepsy, you can go to the regular hospital neurology examination, do an EEG, or brain MRI, according to the results of the examination to clarify the possibility of epilepsy, targeted treatment. The above is for reference only, please refer to the doctor’s guidance for specific medication and treatment.