A Canadian teen who is in critical condition after contracting H5N1 bird flu was infected with a version of the virus that is different from the one circulating in U.S. cattle.
Infectious and non-infectious respiratory diseases are regarded as accelerated-age conditions in which chronic inflammation, exacerbated/dysregulated immune responses, and immunological senescence ...
Although travel restrictions and social measures during the COVID-19 pandemic led to a dramatic global drop in seasonal influenza cases, certain influenza lineages in specific regions kept the virus ...