A new strain of COVID-19, XFG, is spreading rapidly across the world, including in the United States. Anecdotally, people who ...

Stay informed about COVID-19 symptoms & prevention. Explore WebMD's comprehensive resource for information on signs, precautions, & the latest updates ...

The main symptoms of COVID-19 are fever, dry cough, and shortness of breath. Learn more about the other symptoms and what to expect here.

Most COVID-19 symptoms and guidelines for testing and treatment remain largely unchanged as cases from the JN.1 variant rise. Latest U.S.

A coronavirus named SARS-CoV-2 causes COVID-19, while an influenza viruses is the source of flu. Flu and COVID-19 have some of the same symptoms, making it difficult to differentiate between the ...

A new set of COVID-19 variants, nicknamed FLiRT, has been detected in wastewater surveillance, according to data from the Centers for Disease Control and Prevention. From April 14 through April 27 ...

COVID-19 is a viral infection, but other viruses can also cause sore throat. Rhinovirus, adenovirus, and coronavirus — viruses that cause the common cold — can infect nose and throat tissue ...

From the pandemic’s earliest days, fever, cough and shortness of breath were considered hallmark symptoms of COVID-19. Several months into the pandemic, the Centers for Disease Control and ...

People unvaccinated for COVID-19 have significant odds of lingering illness if they get the virus, with one in six still suffering symptoms two years later, new research shows.

The incubation period for the coronavirus is between 2 and 14 days. On average, COVID-19 symptoms appear around 5 days after exposure, but this can vary. Learn more.

COVID-19 is a viral infection that more than 508 million people have developed through April 2022. It’s caused by a type of coronavirus called SARS-CoV-2. Coronaviruses are a large family of ...

COVID-19 can cause a variety of symptoms that may appear gradually. Learn more about the early symptoms of COVID-19 and when to seek help, here.