Shingles vaccine may slow progression of dementia, new study suggests

By Jacqueline Howard, CNN (CNN) — The shingles vaccine not only offers protection against the painful viral infection, but a new study suggests that the two-dose shot also may slow the progression of dementia. Shingles, caused by the varicella-zoster virus, presents as a painful rash and it’s estimated that about 1 in every 3 people