Omicron subvariants BA. 4 and BA. 5 pose a high infection risk for vaccinated people and those with mixed immunity from an ...

Dr. Abraar Karan, an infectious disease doctor at Stanford, suffered the same fate as many people in January. Despite being ...

The researchers have argued that offering people an Omicron-adapted booster shot may be more beneficial than multiple ones ...

BA.4 and BA.5 are more transmissible than previous variants and subvariants, and are better able to evade immunity from ...

Researchers at the Beth Israel Deaconess Medical Center in Boston have found that the newest Omicron subvariants may be able ...

Previous SARS-CoV-2 infection impacts on the ability to boost immunity ... concern is that omicron could potentially mutate further into a more pathogenic strain or become better able to overcome ...

The growing dominance of two new ultra-contagious omicron subvariants is prolonging a wave of coronavirus cases in California ...

New Zealand is facing a second wave of coronavirus infections as cases of the Omicron subvariant BA.5 spread around the ...

The US Food and Drug Administration's independent Vaccines and Related Biological Products Advisory Committee voted Tuesday ...

With immunity waning and the super-contagious omicron family of variants getting better at dodging protection, the Food and ...

If you haven’t gotten a booster shot following your “full vaccination” with the Moderna or Pfizer-BioNTech vaccines against ...

A booster shot lifted omicron-neutralizing immune activity to the detectable range in 86% of nursing home residents and in 93 ...