# People may have preexisting immunity to bird flu

- Source: Phys.org
- Published: 2026-10-26T13:50:01+00:00
- Category: Science
- Original: https://phys.org/news/2026-10-people-preexisting-immunity-bird-flu.html
- Canonical: https://groundlevelnews.com/story/people-may-have-preexisting-immunity-to-bird-flu-7c5f3f/

How immune are people to bird flu viruses? To find out, Canadian virologists analyzed blood samples that 24 health care workers at Université de Montréal's teaching hospital, the CHUM, gave before and after getting their annual flu shot.

_Ground Level News shows a short summary only; the full article and all rights belong to Phys.org._