The Trump administration recast the White House's COVID information website on Friday to declare a virus leaking from a Chinese lab as the "true origins" of the pandemic. Why it matters: President ...

The CDC, along with local private partners, operates the program in at least six major airports across the country.

Researchers found that saliva tests were more sensitive to Omicron than nasal swabs, perhaps because the viral load from an Omicron infection peaked in saliva one to two days before it peaked in ...

Detecting autoantibodies in nasal cavities with swabs could be key to determining how severe COVID symptoms will be. Why it matters: The findings from Emory University-led researchers run counter ...

Using nasal swabs to identify a child’s asthma subtype may lead to more precise medication prescribing and development of better treatments for what have been harder to diagnose types of the ...