COVID-19 infections are rising again across the U.S. Here's which symptoms to look for and how to protect yourself over the ...

Differing strains of the coronavirus continue to appear around the world and a new COVID-19 variant, the so-called "Delta" variant, has health experts concerned. The variant, otherwise known as B.1617 ...

The delta variant is fueling the COVID-19 surge in the United States, but experts warn that a more dangerous variant could emerge if more Americans don't get vaccinated. Delta is the most recent of ...

As summer comes to an end, COVID-19 cases are on the rise again in California. While respiratory viruses usually peak in the winter, the novel coronavirus can also surge in the warmer months.

COVID-19 viral activity was high in the United States during the first week of September, according to fresh data from the Centers for Disease Control and Prevention. Some regions of the United States ...

A newer COVID variant called XFG is currently fueling cases of the virus across the country. Nicknamed “ Stratus,” this ...

While some have mild symptoms with COVID-19, others can have severe symptoms, resulting in hospitalization and even death.

The study is based on a random sample that included people with asymptomatic infections. Vaccines protect well against severe disease.