Flu season hits hard: Influenza A hospitalizations double, lack of flu shots blamed
CLEVELAND, Ohio — Influenza A — a nasty virus that fueled the 2009 flu epidemic — is landing ... Season fluctuates between influenza A and B The four types of influenza viruses, also called strains, ...
First US bird flu death reported: what to know about the H5N1 virus
The Louisiana Department of Health has confirmed the first human death caused by H5N1 avian influenza in the United States. The victim, a person over 65 years of age with pre-exist ...