The Stratus variant of Covid, formerly known as XFG, is concerning health officials due to its ability to reinfect people ...

A new strain of COVID-19, XFG, is spreading rapidly across the world, including in the United States. Anecdotally, people who ...

“One of the most noticeable symptoms of the Stratus variant is hoarseness, which includes a scratchy or raspy voice,” said ...

A new variant of Covid, known as XFG or Stratus, is rapidly becoming the dominant strain in the UK, with experts warning it ...

A new COVID-19 variant named "Nimbus" has been detected in the U.S. and is spreading rapidly. Here's what to know about ...

The latest COVID strain, Stratus, is marked by a distinctive symptom that differentiates it from previous variants—a hoarse ...

While you are soaking up the summer sun, doctors say you can still get sick, including from two new COVID strains that are ...

Variant NB.1.8.1 accounted for 0% of U.S. cases in April. By mid-June, it was estimated to be the cause of around 37% of ...

A new strain of Covid, with a unique symptom, is circulating in the UK, accounting for a high proportion of cases in England. The new strain, called Stratus, has two variants, XFG and XFG.3, with ...

A new strain of Covid has spread across the UK with some experts warning it is resisting immunity. Unlike other strains, the Stratus strain is known for its unique symptom of giving people a hoarse ...

The latest data by the UK Health Security Agency (UKHSA) has shown that the Stratus variant is now the dominant strain in ...

A new strain of the coronavirus, first identified in the U.K., has now been reported in Connecticut, Pennsylvania and Texas. Here's what to know.