As respiratory illness season begins, COVID cases have remained under control in the U.S. Here's what to know.

New and changing FDA and CDC guidance on COVID-19 vaccine eligibility has left many confused. Here's what to know about getting the shot this fall.

The XFG COVID-19 variant, aka "Stratus," is spreading rapidly in the U.S. as cases climb. Here's what to know about symptoms of the newly dominant strain ...

In August, the U.S. Food and Drug Administration approved the new COVID-19 booster shots, but with certain restrictions.

The XFG variant, also known as Stratus, is now the predominant COVID-19 strain in the U.S. after spreading to 38 countries, ...

CHICAGO (WLS) -- Illinois Department of Public Health officials reported 3,180 new confirmed and probable cases of COVID-19 and 14 related deaths Thursday. There have been 1,477,465 total COVID cases, ...

President Trump got his COVID booster shot Friday night while Robert F. Kennedy Jr., America’s most famous anti-vaxxer and ...

Updates were made to the COVID-19 and the combined measles, mumps, rubella and varicella (MMRV) vaccine recommendations.

The number of new COVID-19 cases in the United States has risen for two weeks in a row in 27 out of 50 states, with North Carolina and New Mexico both reporting increases above 50% last week, ...

The new book "The Big One" describes lessons learned from past pandemics and how they might be applied to mitigate the ...