jab to keep up protections from the coronavirus, Health Canada says, but it’s still possible that booster shots will be required every couple of years to keep our bodies in full fighting form.
Canada approves Moderna coronavirus vaccine, 1st doses to arrive in ‘coming days’ Studies are currently underway to determine how frequently, if at all, these repeat injections will need to take place.“This group of viruses is somewhere in between.
So at this point in time, I think we’re still looking for evidence.”She said that the early evidence seems to indicate that COVID-19 isn’t as good at mutating itself as influenza – which means it’s extremely unlikely we’d need an annual jab.