Historically, COVID-19 symptoms have been fevers or chills, cough, shortness of breath, cough, congestion or a runny nose, ...

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 ...

As new viruses like COVID-19, bird flu, norovirus, and RSV (respiratory syncytial virus) continue to spread, vaccines have ...

RSV is usually contagious for three to eight days. A patient also may be contagious a day or two before experiencing symptoms ...

Here’s what to know about the Trump administration’s order and which information is still available to California residents.

The U.S. is seeing a "quad-demic" as cases of COVID-19, flu, RSV and norovirus spread at the same time. Experts said this is ...

A number of other health agencies are also operating without acting heads, including the FDA and the National Institutes of ...

When politicians subordinate scientific institutions to electoral interests, they undermine immediate public health efforts ...

The CDC ACIP recommends 2 doses of the 2024-2025 COVID-19 vaccine for those age 65+ years and 2 or more doses for immunocompromised individuals.

P eter Hotez has made every effort to stay up to date with Covid-19 vaccines, starting with the initial two doses and ...

Jan. 20, 2025, marks five years since the CDC reported the first laboratory-confirmed case of COVID-19 on American soil.

CDC testing data for the same period reveals that 6.6 percent of COVID-19 tests came back positive, with Illinois, Indiana, ...