接种带状疱疹疫苗。 不要接触感染人群。

I'm interested in that, but I only have a few mins. Can you give me at most the first 500 characters of a detailed explanation in English about that?
If you have already been exposed to chickenpox and are concerned about getting shingles, or want to make a possible shingles episode less painful, consider getting the shingles vaccine. The vaccine is marketed under the name Zostavax, and adults 50 and older can receive one shot, whether or not they have had shingles before. People who have never had chickenpox or shingles should avoid getting the vaccine, instead opting for the varicella vaccine. Those who have never had chickenpox or shingles