WASHINGTON (AP) — Flu is rising rapidly across the U.S., driven by a new variant of the virus — and cases are expected to ...

The new 'Frankenstein' variant of COVID-19 is spreading rapidly. It has been largely ignored, however, this new SARS-CoV-2 variant is causing high levels of sickness absence in nurseries, schools and ...

The new XFG "Stratus" COVID-19 variant is now the dominant strain in the U.S. The new strain is driving a recent rise in cases across several states, including California. The variant, a hybrid of two ...