(HealthDay News) -- Once you have had chickenpox, you are at risk for developing shingles, a painful skin rash and nerve disease that's caused by the same virus that causes chickenpox.
Shingles can strike at any age, but usually affects adults after age 50, the U.S. National Institutes of Health says. Shingles can trigger complications including lasting eye damage and intense pain.
To help prevent shingles, the NIH recommends: