After having shingles once, you usually won’t get it again, but a small percentage of patients may develop a lowered immune system and develop shingles again as they age. Shingles is skin damage caused by reactivation of the varicella-zoster virus that is latent in the body. Generally after the cure, the body can obtain a more lasting immunity, usually will not reoccur. However, a small percentage of patients can have multiple episodes of shingles, usually seen in immunocompromised individuals, and the risk of recurrence is increased. Therefore, protection of the body’s immunity as well as timely vaccination can be effective in preventing shingles. As the incidence of herpes zoster tends to be younger nowadays, herpes zoster vaccination is an important measure to prevent herpes zoster and postherpetic neuralgia. The available domestic shingles vaccine is intended for adults over 40 years of age and usually provides good protection with a single dose, which can be given at the right time under the assessment and advice of a doctor. Shingles is contagious and can be spread by touching the blisters and sharing personal items with the patient. Once shingles is detected, it should be treated aggressively to relieve symptoms. Meanwhile, to avoid serious complications of the disease, it is recommended that the elderly can also receive the vaccine at an appropriate time to reduce the risk of the disease.