After a relatively slow start to the respiratory virus season, Covid-19 levels in the United States began ramping up just ...

Common and highly contagious illnesses are reaching several-month highs. Norovirus has almost reached a several-year record.

With holiday gatherings and New Year's celebrations in the rearview mirror, many Americans are coming down with respiratory ...

Emergency room visits with influenza are now "very high" nationwide, the Centers for Disease Control and Prevention said Friday, in this week's update on the winter respiratory virus season.

The risk of respiratory syncytial virus, or RSV, is on the rise, along with that of other illnesses including the flu, stomach flu and COVID-19.

The latest data on U.S. COVID-19 test positivity rates shows a complicated picture as we head towards the new year.

COVID-19 has continued to claim lives at an average rate of about 900 deaths per week in the U.S. over the past year.

In the week ending December 21, there was nearly three times as much Covid-19 circulating in the US than there was during the week ending December 7, CDC data shows. This surge happened in all ...

They're calling it "silent" because the wave follows a long period of unusually low COVID activity this fall, so many people ...

The United States is experiencing a rise in respiratory illnesses, commonly referred to as a “tripledemic,” involving ...

In the last week, the agency has seen a seven percent increase in positive COVID test results and a spike in COVID-related ...