Several vaccines associated with reduced risk of Alzheimer’s disease in adults 65 and older
University of Texas Health Science Center at HoustonPrior vaccination against tetanus and diphtheria, with or without pertussis (Tdap/Td); herpes zoster (HZ), better known as shingles; and pneumococcus are all associated with a reduced risk for developing Alzheimer’s disease, according to new research from UTHealth Houston.