Can the common cold help protect you from COVID-19?
A new study provides evidence that the seasonal colds you've had in the past could protect you from COVID-19. The study also suggests that immunity to COVID-19 is likely to last a long time -- maybe even a lifetime.
What will happen when COVID-19 and the flu collide this fall?
The upcoming face-off in the U.S. could lead to one virus dominating or a deadly combo
How coronavirus took hold in North America and in Europe
Early interventions were effective at stamping out coronavirus infections before they spread, according to a new study. Combining virus genomics with epidemiologic simulations and travel records, the research shows that in both the United States and in Europe, sustained transmission networks became established only after separate introductions of the virus that went undetected.