Shingles Linked to Increased Risk of Cognitive Decline

New research highlights a 20% higher risk of cognitive issues following a shingles episode, emphasizing the importance of vaccination.

Study involved over 149,000 participants from long-term health studies.
Men with the APOE4 gene faced even higher risks of cognitive decline.
Shingles, caused by the varicella zoster virus, can reactivate after decades.
Researchers suggest vaccination could reduce cognitive and cardiovascular risks.
Findings published in Alzheimer's Research & Therapy journal.