(Katie McCallum/ Houston Medicine) — As we’ve learned over the last year, COVID-19 variants are to be expected.

Thankfully, the mRNA technology powering our COVID-19 vaccines provides us with a way to respond when variants not only arise but predominate, as is the case with the highly infectious omicron variant.  …

(Jennifer Ferreira/ CTV News) — Those who are over the age of 60 or immunocompromised are especially at risk for severe COVID-19 disease. As provinces across Canada ease more of their pandemic-related restrictions, there are concerns that COVID-19 transmission could increase, which may lead to a rise in  …