The main strains of influenza virus circulating now are similar to those that caused the severe outbreaks last season.

Scientists in Switzerland have cracked open a century-old viral mystery by decoding the genome of the 1918 influenza virus from a preserved Zurich patient. This ancient RNA revealed that the virus had ...

A groundbreaking study by researchers from the Universities of Basel and Zurich has unlocked one of the most significant viral mysteries of the 20th century. By decoding the genome of the 1918 ...

Although researchers continue to debate the exact location where the pandemic began, there is no credible evidence that anything other than H1N1, a type of influenza A virus, was responsible for it.

In 1918, a strain of influenza known as Spanish flu caused a global pandemic, spreading rapidly and killing indiscriminately.

For years, internet users have shared a rumor about U.S. Health Secretary Robert F. Kennedy Jr. falsely claiming that vaccines caused the 1918-1919 influenza pandemic known as the Spanish flu. One ...