带状疱疹是由水痘-带状疱疹病毒引起的急性感染性皮肤病。对此病毒无免疫力的儿童被感染后,发生水痘。有些患者被感染后成为健康带病毒者可暂时不发生症状。由于病毒具有亲神经性,感染后可长期潜伏于脊髓神经后根神经节的神经元内,但当劳累、患病、感冒、长期失眠缺乏休息时,人体抵抗力和免疫功能下降, Shingles are acute infectious skin diseases caused by the varicella-zoster virus. Chickenpox occurs when a child who is not immune to the virus is infected. Some patients who become infected with a healthy virus can temporarily without symptoms. Since the virus is neurotropic, it can be latent in the neurons of the dorsal root ganglion of the spinal cord for a long time after infection. However, when fatigue, illness, cold and long-term insomnia lack rest, human immunity and immunity decline,