About a third of people shingles at some time in their life.
Shingles . It is estimated that about a third of people develop shingles at some point in their life . The number of new cases per year ranges from 1.2 -- 3.4 per 1,000 among healthy individuals to 3.9 -- 11.8 per 1,000 among those older than 65 years of age .