Alongside being rarer, it tends to cause more severe illness in children and often circulates later in the flu season, peaking in spring. Stock image of a man with the flu. Stock image of a man ...

Flu viruses are categorized into four types: A, B, C and D. Types A and B are the most harmful to humans and cause seasonal flu epidemics; in the Northern Hemisphere, flu season typically occurs ...

Jess Thomson is a Newsweek Science Reporter based in London UK. Her focus is reporting on science, technology and healthcare. She has covered weird animal behavior, space news and the impacts of ...

Image: Adobe Stock Moderna began the first ... and onerous egg-based manufacturing is important for seasonal and pandemic influenza preparedness.

In some cases, it can lead to death. Influenza A viruses cause seasonal flu epidemics almost every year in the United States. They can infect humans and animals. For more information and resources ...

It is possible to get the flu twice in one season. Flu season lasts from October through May, and there are multiple strains of the flu that you can become infected with. Your body builds up ...

It’s been a brutal flu season. Rates of hospitalizations and outpatient visits for influenza are at a 15-year high, according to data from the U.S. Centers for Disease Control and Prevention.

This protection is based on shared traits between bird flu and types of seasonal flu that have circulated among us. Certain segments of the population, namely older people, may be particularly ...