Two masks may be better than one, CDC study finds

By ANNE FLAHERTY, ABC News (NEW YORK) -- Fit matters when it comes to your mask protecting you against the virus that causes COVID-19, and layering a well-fitting cloth mask over a surgical mask is likely to prove beneficial, according to new findings... Read More.

AstraZeneca vaccine may slow virus transmission

By ERIN SCHUMAKER, ABC News(LONDON) -- The AstraZeneca vaccine likely slows the transmission of the virus in addition to protecting against severe COVID-19 illness and death, according to a new study.To come to that conclusion, University of Oxford... Read More.