It was unclear the extent to which the agency has collected new intelligence on COVID-19's origins and whether that new ...
People with immune system health problems continue to take precautions against COVID-19 five years into the pandemic.
The Central Intelligence Agency said the Covid-19 pandemic “more likely” originated from a lab leak than a natural source, ...
With the acute phase of the Covid-19 pandemic fading even as the coronavirus persists and evolves, a new normal is taking shape around the world. Experts expect cases to rise again this winter.