More than 400 people from the Fordham University community, including students, parents and alumni, signed a letter opposing the second booster mandate.
A Twitter user christened the new subvariant after a constellation, and the name took off.
The San Diego Unified School District reinstated an indoor mask mandate amid surging COVID-19 cases.
Touting the vaccine rollout as one of his accomplishments, the ex-president often finds himself at odds with segments of his base.
Last July, President Joe Biden made a series of inaccurate predictions on the pandemic, the U.S. withdrawal from Afghanistan and rising inflation.
Research suggests that rising variants BA.4 and BA.5 are more able to dodge neutralization than the BA.2 variant that swept the world at the start of the year.
Several major U.S. airlines lifted mask requirements after a federal judge struck down the federal mask mandate on airplanes and mass transit.
As of April 13, the CDC reported a rise in COVID-19 cases nationally.
The two lineages have mutations associated with immune evasion—but cases are low and it is too early to say anything definitive about their behavior.
Alessandro Pavanello was collected by authorities on April 9 after testing positive for the virus.
Even amid reports of new sub-variants of Omicron, many people no longer see the pandemic as a major priority.
The variant, which has been detected in very small numbers in the U.S., is a mixture of the Omicron BA.1 and BA.2 types.
The Omicron sub-variant, which is the dominant form of COVID in the U.S., is currently driving record cases in the U.K.
Experts have told Newsweek why XE does not warrant concern, particularly amid the spread of Omicron BA.2.
The country's strict approach to prevent the virus from spreading has faltered in the past month largely due to the BA.2 variant.
"Everything is so dystopian weird but mesmerizing to watch in Shanghai's lockdown," tweeted Dr. Eric Feigl-Ding.
Shanghai prepares to go into its first citywide lockdown since COVID-19 began.
On Tuesday, the CDC announced that a new Omicron variant is now dominant in the U.S., while the FDA approved a fourth vaccine dose for some adults.
The faster-spreading Omicron sub-variant is now estimated to make up more than half of coronavirus cases in the U.S.
"It's got a transmission advantage over BA.1 which is the classic original Omicron, not a multi-fold advantage," Dr. Anthony Fauci said Friday.
WHO expert Maria Van Kerkhove said the highly transmissible BA.2 Omicron subtype makes up 86 percent of worldwide COVID cases.
"Vaccination is the way to solve this problem, not masks and isolation," said Daniel Havlichek, an infectious disease specialist at Michigan State University.
Sir Chris Whitty, U.K. government's chief medical adviser, warned many countries will continue having problems with COVID even if the pandemic declines over time.
Americans may see COVID cases spike once again, experts told Newsweek, as the Omicron sub-variant BA.2 becomes more prevalent.
"I do sense that many people are over the pandemic, and I want to caution that we are still in the pandemic," cautions Dr. Scott Roberts.
The BA.2 variant currently accounts for about 35 percent of the latest cases recorded in the nation.
Food and Drug Administration officials will discuss coronavirus vaccine boosters and emerging variants as the number of Americans getting vaccinated slows.
On Sunday, Anthony Fauci—chief medical adviser to President Joe Biden—said BA.2 has a "degree of transmission advantage" over the original Omicron variant.
The new strain is thought to be more transmissible than others, but does not cause more severe illness.
A study found Israeli healthcare workers given fourth coronavirus vaccine shot at the height of Omicron were only marginally more protected against reinfection.