Cold Sore Virus May Be a Hidden Driver of Alzheimer’s Disease

Data links herpes simplex virus 1 to increased odds of Alzheimer’s disease, with antivirals showing possible protective effect

Topline

A new analysis using data from over 344,000 U.S. patients suggests that individuals with a history of herpes simplex virus 1 (HSV-1) infection may face an 80% higher risk of developing Alzheimer’s disease, with antiviral treatments possibly offering some protection.

Study Details

The study, published in BMJ Open, used the IQVIA PharMetrics Plus cla…