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

People infected with the omicron variant show poor immune boosting against future SARS-CoV-2 infection. These are the ...

Experts are raising concerns about the rise of the BA.4 and BA.5 Omicron subvariants, saying they expect more people to catch cases of COVID-19 in the days ahead. Could the COVID-19 pandemic worsen?

The lineages’ rise seems to stem from their ability to infect people who were immune to earlier forms of Omicron and other ...

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 ...

Researchers compare vaccine effectiveness in people who received three doses of the COVID-19 vaccine as compared to those who ...

Orange County, Altamonte Springs and Casselberry tested their wastewater for traces of BA.2.12.1, the most common variant in ...

Long-term care residents who get a fourth dose of the COVID-19 vaccine are at a reduced risk of being hospitalized or dying from the disease during an omicron-related surge, Israeli researchers say.

People who had only two initial doses of an mRNA COVID-19 vaccine fared no better against Omicron than those who were ...

For Jacqueline Almeida, next week cannot come soon enough. She has watched friends roll their eyes when she asked to meet ...

Almost five per cent of the samples genome sequenced from central and south east Delhi tested positive for the BA.5 ...