The first plant-based Covid vaccine approved in Canada

The decision was based on a study of 24,000 adults that found the vaccine was 71 percent effective at preventing COVID-19 — although that was before the omicron variant emerged. Side effects were mild, including fever and fatigue.

COVID-19 vaccines: will we need more boosters or a new shot?

COVID-19 vaccines have saved an unknown number of lives but will it be necessary for us to get boosters every few months? What about a new formula or a new shot entirely? This is the next debate on COVID-19 vaccines.