omicron

Woman sick in bed, coughing
Health

The new COVID strain, NB 1.8.1, is an Omicron variant. Here’s all you need to know

By
May 27, 2025
The ‘Kraken’ COVID variant taking hold in the U.S. Here’s how many vaccine shots there are—and what experts recommend to protect yourself
Health

The ‘Kraken’ COVID variant taking hold in the U.S. Here’s how many vaccine shots there are—and what experts recommend to protect yourself

By
January 10, 2023
Meet the ‘Kraken’ COVID variant—the dominant new Omicron ‘escape strain’ experts say is the most transmissible yet
Health

Meet the ‘Kraken’ COVID variant—the dominant new Omicron ‘escape strain’ experts say is the most transmissible yet

By Eleanor Pringle and Erin Prater
January 5, 2023
Masked pedestrians in Singapore in April 2022

What is XBB? The new ‘immune-evasive’ COVID strain that combines Omicron variants is driving cases in two countries

By
October 11, 2022
covid shot
Health

The U.S. ordered 171 million updated COVID booster shots but only 4.4 million went into arms as Biden says ‘the pandemic is over’

By Carla K. Johnson and The Associated Press
September 23, 2022
Europe Omicron vaccine
Health

Europe’s drug regulator set to approve Moderna and Pfizer Omicron boosters this week

By Lyubov Pronina and Bloomberg
August 31, 2022
A vial of the Moderna COVID vaccine
Health

An FDA change to vaccine authorization allowed Pfizer and Moderna to apply for BA.5 booster approval without key data

By
August 24, 2022
A woman receives Moderna's Omicron vaccine during a clinical trial.
Health

Moderna’s ‘next generation’ COVID booster approved for use in U.K.

By
August 15, 2022
A Chinese healthcare worker administers a COVID test on a patient in Sanya, Hainan province.
Health

A tiny Pacific island nation shut COVID out for two years. It recorded 3,000 cases in the past week

By
August 15, 2022
covid-test-india-omicron

Omicron’s BA.2.75 ‘Centaurus’ subvariant is beating out BA.5 in India—and scientists say it ‘may prevail’ elsewhere

By
August 11, 2022
A sign advertising free COVID tests in New York City
Health

What is BA.4.6? The CDC is tracking a new COVID ‘variant of concern’ that’s overtaking earlier Omicron strains in at least 4 U.S. states

By
August 4, 2022
Moderna COVID-19 vaccine
Health

U.S. reaches $1.74 billion deal with Moderna for its Omicron-specific vaccine

By Zeke Miller and The Associated Press
July 29, 2022
fauci-covid-booster-omicron
Health

Fauci calls BA.5 a ‘moving target’ that may subside by the time Omicron boosters are ready. Scientists are pushing for a universal COVID vaccine instead

By
July 28, 2022
An aerial shot of a coral reef in Pohnpei Island in the Federated States of Micronesia
Health

A country of 115,000 had zero COVID deaths until Tuesday. It suspects Omicron’s most transmissible variant is behind its first massive outbreak

By
July 27, 2022
Bill Gates
Well

The Bill & Melinda Gates Foundation partly funded an Omicron variant study with a surprising conclusion about boosters

By
July 21, 2022

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