Much of the message's information was misleading about a real variant of the virus that causes COVID-19.

A new COVID-19 variant is climbing the ranks in the United States, becoming the third-most common strain of the summer. Variant XFG, colloquially known as "Stratus," was first detected in Southeast ...

This photo provided by Moderna in August 2025 shows fill and finish production of the updated mNEXSPIKE COVID-19 vaccine, in Madrid. Moderna via AP / AP Cases of COVID-19 are spiking in Texas as a new ...

New COVID-19 cases continue to crop up nationwide as new variant XFG makes gains both domestically and abroad. Some regions of the United States are experiencing higher rates of positive COVID-19 ...

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" ...