A pandemic happens when a disease spreads across many different countries or continents, impacting a large number of people. When you think of a pandemic, COVID-19 probably comes to mind. However, in ...

New simulations reveal that both H1N1 and COVID-19 spread across U.S. cities in a matter of weeks, often before officials realized what was happening. Major travel hubs helped drive rapid nationwide ...

Around Thanksgiving 2005 a teenage boy helped his brother-in-law butcher 31 pigs at a local Wisconsin slaughterhouse, and a week later the 17-year-old pinned down another pig while it was gutted. In ...

If you're confused about the 2009 H1N1 "swine flu" virus, no wonder. There's a lot of conflicting information. The Centers for Disease Control tells us that the way this virus is spreading is ...

The effectiveness of this season’s flu vaccine in Canada is 40% against medically attended infection with influenza A (H3N2) ...

Pandemic viruses may promote bacterial infections 1, injure the lungs 2,3,4, decrease type I interferon (IFN) abundance 5, promote a cytokine storm and induce apoptosis 6 to cause severe disease.

Could your previous flu infection protect you from bird flu? Scientists find that immunity to 2009 H1N1 slashes the risk of severe H5N1 illness, even after close contact exposure. Study: Preexisting ...

The 1918 influenza A virus caused the most devastating pandemic, killing approximately 50 million people worldwide. Immunization with 1918-like and classical swine H1N1 virus vaccines results in cross ...

We know how the flu is spread. We know the importance of getting a flu shot. But what we may not know is the difference between the strains, and how they are named. While a bit "inside biology" for ...

In tweets and other appearances, President Donald Trump has repeatedly compared his response to the new coronavirus with President Barack Obama’s handling of the 2009 H1N1 influenza pandemic. But ...

It was a year ago that the term H1N1 entered the American consciousness, stamped in 72-point tabloid type. In April 2009, researchers at the Centers for Disease Control and Prevention (CDC) discovered ...

The 2009 H1N1 “swine flu” epidemic killed up to 203,000 people across the globe -- a death toll 10 times greater than initially estimated by the World Health Organization, researchers say. In a study ...