Flu is taking off in the U.S., with 40 states reporting high or very high levels of flu-like illness last week.

With New Year's celebrations around the corner, the United States is poised to see its current winter COVID wave to continue ...

Is COVID going around again? The CDC's wastewater surveillance system suggests the virus is growing in prevalence.

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

Not anymore. In March, the Centers for Disease Control and Prevention (CDC) updated its COVID isolation guidelines based on symptoms, not time since testing positive. Bottom line: If you’re sick ...

This year's winter COVID-19 wave is off to a late start, and experts expect cases to keep rising. Here's what to know.

The holidays came with a side of flu for ... were mostly in the northern Great Plains and in New England. So far this season, the CDC estimates, there have been at least 5.3 million flu illnesses ...

Cold season tips:How to avoid catching COVID and flu during the holidays CDC wastewater findings suggest 'winter wave' is coming Based on previous COVID pandemic waves, the wastewater findings ...