The N.W.T.'s acting chief public health officer says there's a "sense of urgency" for residents to get vaccinated before a possible spike of COVID-19 cases in the fall. Dr. Andre Corriveau says it's ...
Alberta is looking at the possibility of accelerating second dose appointments as it bolsters its contact tracing work to contain the spread of highly infectious variants, Dr. Deena Hinshaw said ...
The delta variant is fueling the COVID-19 surge in the United States, but experts warn that a more dangerous variant could emerge if more Americans don't get vaccinated. Delta is the most recent of ...
Moderna on Tuesday released preliminary data indicating its vaccine is likely to hold up against several variants of concern, including the Delta variant, which is predicted to become the dominant ...
One thing we know for sure about SARS-CoV-2, the virus that causes COVID-19, is that it keeps changing. Since the start of the pandemic, we have seen several notable variants, including Alpha, Beta, ...