A contagious new COVID-19 variant called NB.1.8.1, aka "Nimbus," is now dominant in the United States, CDC data show. What to know about symptoms and vaccines.

A 2020 retrospective study of people in hospitals in Australia states that the annual rate of influenza A viruses between 2016 and 2019 was 74.9% to 95.1%. The prevalence of influenza type B in ...

The Public Health Agency of Canada's Flu Watch report, released Friday, shows test positivity for influenza at 26.9 per cent and rising — the highest value since the start of the 2020-21 season.

More people are sick with flu in Florida and other parts of the U.S. There’s also COVID, RSV and norovirus circulating. Here’s how it’s affecting Miami.

“Flu symptoms are very hard to distinguish from other respiratory viruses also circulating right now,” said Dr. Scott Roberts, an infectious disease doctor at Yale Medicine.

Beyond this, the flu shot is a great layer of protection — and it’s not too late in the season to get it either. “Although the flu shot may not protect against infection, it can limit the severity of ...

They focused on records from 81,280 veterans who were hospitalized with Covid from March 2020 through June 2022, and 10,985 who were hospitalized with the flu from October 2015 through February 2019.

The virus has resulted in anywhere from 12,000 to 52,000 deaths annually in the years 2010 to 2020, per CDC data. Flu symptoms are usually sudden, Siegel said — and can include fever, chills ...

Flu symptoms range from mild to severe and can include fever, chills, achy muscles, sore throat, cough, and headache. The flu is often confused with the common cold, but flu symptoms develop more ...

U.S. influenza mortality rates vary from season to season. The viral disease caused an estimated 20,000 deaths and 380,000 hospitalizations in 2019–2020.