Canada and the U.S. don’t count previous infection as part of an individual’s vaccination status
Oct 28, 2021
When it comes to acquired immunity against COVID-19, also known as natural immunity, scientists agree that people looking for protection against the coronavirus certainly shouldn’t be running out to get intentionally infected.
Yet a number of recent studies — some that suggest prior COVID-19 infection can provide significant immunity and others that suggest vaccination is much more effective — have triggered discussion within the scientific community about the strength of natural immunity.
Many scientists say vaccination is still essential for those who have contracted COVID-19, and that the combination of previous infection and vaccination may actually offer the best level of protection.
Read more: https://www.cbc.ca/news/health/natural-immunity-covid-19-vaccination-1.6223784