The COVID-19 pandemic yielded important advances in testing for respiratory viruses, but it also exposed important unmet needs in screening to prevent the spread of infections in high-risk settings. A ...

Severity of a COVID-19 illness could be determined by examining autoantibodies in the nasal cavity, allowing more personalized treatment protocols. Severe COVID-19 can be life-threatening for patients ...

An everyday hay fever spray may do more than tame sneezes. In a rigorously run German trial, adults who used azelastine nasal spray three times a day were less likely to catch COVID-19 than those who ...

Covid-19 testing practices impacted public perception as much as they did clinical protocols — which now poses significant challenges as new variants emerge. For millions of Americans, the jarring ...

Is it true that certain nasal sprays can prevent covid? Scientists are researching at least two sprays that target the coronavirus where it most commonly enters our bodies — the nose. Both sprays are ...

(CNN) — Amid the uncertainty surrounding eligibility for and access to the latest Covid-19 vaccine, a new study has found that a common nasal spray could help prevent infection. (CNN) — Amid the ...