Circulation of respiratory viruses is normally highest in the fall and winter. For the purposes of reporting and comparisons over time and between viruses, the respiratory season typically runs from ...

Kate Colby, MPH, is a public health expert with extensive experience in infectious disease epidemiology. Marley Hall is a writer and fact-checker for Health.com specializing in medical and health ...

Read on to learn about the different types of flu. Flu, or influenza, is a contagious respiratory infection caused by various flu viruses. Symptoms include muscle aches and soreness, headache ...

This decision by the health authorities comes in a context of high circulation of the various respiratory viruses in the majority of regions. Influenza affects between 2 and 6 million people every ...

A subtype of bird flu caused by avian influenza A (H5) virus has been spreading worldwide in wild birds with a few outbreaks in poultry, dairy cows and other mammals across the United States ...

However, our improved knowledge about influenza virus structure and its biological properties have enabled us to use genetic reassortment techniques to modify 'wild-type' strains so as to increase ...

The president of Tanzania has confirmed a case of the Marburg virus in the country. Marburg belongs to the same family of illnesses as Ebola and can cause death in up to 88% of cases. President ...

Cases of flu, COVID and RSV remain high across the U.S., CDC data shows. Respiratory viruses are continuing to spread across the United States, sickening millions of Americans. Overall respiratory ...

The work provides a detailed three-dimensional picture of the virus's polymerase and its key features. Understanding the structure and behavior of this critical piece of the viral machinery ...

It's very contagious and it has a "shell" (capsid) surrounding the virus structure. It is the most common cause of gastrointestinal infections in adults worldwide—including the U.S. and Canada.

Researchers profile the molecular structure and features of a key part of the deadly Nipah virus. Experiments in cells show how changes in the viral polymerase — a protein involved in viral ...