Previous immunity may be ineffective against this new variant, nicknamed Cicada. A doctor explains what you need to know.

The new variant has been detected in 25 states so far. d3sign via Getty Images A new variant of COVID-19 is spreading across the United States, according to public health officials. This version, ...

(Reuters) - The following is a roundup of some of the latest scientific studies on the novel coronavirus and efforts to find treatments and vaccines for COVID-19, the illness caused by the virus. New ...

Norovirus, the infamous "winter vomiting disease," is surging again across the United States. Norovirus is a highly contagious stomach bug that causes sudden, often violent bouts of diarrhea and ...

A new COVID variant – dubbed Cicada – is being monitored by the Centers for Disease Control and the World Health Organization. First detected in 2024 in South Africa, Cicada, officially known as ...

While the latest variant, called Cicada, carries more mutations, it’s still part of the Omicron family that emerged in 2021.

It may be spring, but virus season isn’t over yet. Subscribe to read this story ad-free Get unlimited access to ad-free articles and exclusive content. Flu and Covid, including a new variant called BA ...

Cases of the flu are rising rapidly across the United States, driven by a new variant of the virus, gripping more than half of the states, even as holiday travel plays out. That variant, known as ...

Flu is rising rapidly across the U.S., driven by a new variant of the virus — and cases are expected to keep growing with holiday travel. That variant, known as “subclade K,” led to early outbreaks in ...