Here's what is known about the new Covid XFG, or 'Stratus', variant from UK cases and symptoms to what the World Health ...

CHENNAI: Dr. Danielle Beckman is a neuroscientist whose passion for studying the brain is helping to reveal how viral ...

The World Health Organization’s expert group says the origin of COVID-19 remains inconclusive, though most evidence still ...

The new COVID-19 variant, called Nimbus, has similar symptoms and recovery to the Omicron strain. It hasn't been detected in ...

The World Health Organization said on Friday that efforts to determine the origins of SARS-CoV-2, the virus that caused the ...