A Qatar-based study involving 121,700 patients has underscored the importance of the post-vaccination monitoring to optimise ...

A contagious new COVID-19 variant called NB.1.8.1, aka "Nimbus," is now dominant in the United States, CDC data show. What to know about symptoms and vaccines.

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In patients with COVID-19, preexisting immunity and Omicron infection were associated with reduced disease severity and upper respiratory symptom presentation.

CHICOPEE, Mass. (WWLP) – Doctors are warning of two new COVID-19 strains this summer that are currently going around.

Bone cancer is a serious ailment. It involves abnormal cell growth in bones. It damages healthy tissues. It often affects the ...

Spikevax is now approved for all adults aged 65 years and older, and individuals aged 6 months through 64 years at increased risk for COVID-19 disease ...

A new strain of COVID-19, XFG, is spreading rapidly across the world, including in the United States. Anecdotally, people who ...

The WHO warns that a new, more dominant COVID strain is on the loose—and spreading rapidly. What to know about the XFG ...

The prevalence of long COVID-typical symptom clusters was relatively high among a cohort of adults 2 years after initial COVID-19 infection.

A new COVID-19 variant named "Nimbus" has been detected in the U.S. and is spreading rapidly. Here's what to know about ...

Record low results for an island health check have pushed government health leaders to urge the public to participate. The ...