Cases of acute respiratory illnesses like flu and COVID-19 have dropped in Illinois, according to state data from January.

After three weeks of declining cases, influenza levels rose this week and remain elevated across the United States, and respiratory syncytial virus (RSV) and COVID-19 activity is high in certain parts ...

With fall, and by extension, respiratory illness season, underway, COVID-19 cases have continued to fluctuate nationwide. Some regions of the United States are experiencing "very high" and "high" ...

The United States is seeing a large decline in new COVID-19 cases -- but there's a major caveat. According to a CNN analysis of data from Johns Hopkins University, the US is seeing a 29% decline in ...