Early reports suggest omicron causes less severe disease than other variants but it still poses a risk to the most vulnerable, with patients starting to arrive in hospitals.

The two-dose formulations of the Pfizer and AstraZeneca vaccines were found to be not that effective in fighting off the newly emerged variant.

The key to rapid antigen testing is to test early in the course of COVID-19 infection, ideally several times 24 hours apart.

Scientists around the world have been racing to learn more about the new omicron strain of SARS-CoV-2, first declared a “variant of concern” on Nov. 26, 2021 by the World Health Organization.

Scientists found that fat cells can serve as a reservoir for the novel coronavirus.

The fast-spreading omicron variant is already in the U.S., causing many people to worry, even those vaccinated against COVID-19.

While the omicron variant certainly warrants mitigating measures, close surveillance and a global research effort, it remains too early to say exactly what we are dealing with.

The world is once again in a quandary after the World Health Organization classified omicron as a variant of concern. Experts are now scrambling to better understand the new threat amid the ongoing...

While vaccines are savings lives across the globe, masks continue to remain a highly effective way in reducing transmission, especially in indoor settings.

Scientists find variants by sequencing samples from people that have tested positive for the virus.

Although it’s still too early to tell, experts are reporting mild symptoms in COVID-19 patients with the omicron variant.

The CDC is encouraging everyone to follow its prevention strategies following the identification of a new variant of concern.