In summer, chills in the back of the spine are considered to be related to colds, poor body resistance and other factors. 1. Colds: If colds cause chills in the back, you can use medicines such as Lianhua Qingdian capsule and cold granules under the guidance of a doctor to relieve the symptoms. 2. Poor body resistance: If you don’t pay attention to your personal care, a decline in body resistance may lead to metabolic abnormalities and symptoms of chills in the spine. Normally, you can eat more nutritious food, such as mutton, dog meat, etc., pay attention to a balanced diet, but also under the guidance of the doctor to use gammaglobulin, tonify the middle and benefit the qi (by tonifying the spleen to treat qi deficiency) pill and other medications. During the treatment period, you need to rest more and move your body appropriately.