Routine vaccines may cut dementia risk—experts have startling hypothesis on how

Vaccines may be training a part of our immune system long thought to be untrainable. https://arstechnica.com/health/2026/05/routine-vaccines-may-cut-dementia-risk-experts-have-startling-hypothesis-on-how/?utm_brand=arstechnica&utm_social-type=owned&utm_source=mastodon&utm_medium=social