If you still have chills after getting over a cold, it may be caused by infection, hypoglycemia, and other reasons. 1. Infection: Pathogenic infection may produce a pyrogen, which will shift the regulation point of the thermoregulatory center upward, thus reducing blood flow and lowering skin temperature, resulting in the symptom of chills even after a cold has subsided. 2. Hypoglycemia: colds can affect the appetite, when the diet irregularity induced hypoglycemia, sympathetic excitation will lead to vasoconstriction of the skin, the blood flow of the skin mucous membranes is reduced, and the symptoms of cold or cold body after a cold. The symptom of cold or chills may be due to other reasons, and you need to go to the hospital for further examination to find out the reasons.