Health
Immunity to COVID-19 may not last. This threatens a vaccine and herd immunity – The Conversation AU
If immunity is short-lived, we will be in an ongoing cycle of endless reinfection.
How is the world going to go back to the days when we could grab a coffee, see a movie, or attend a concert or footy game with anyone?
Opinion suggests there are two options: an effective vaccine, or herd immunity via at least 60-80% of people becoming infected. Either one of these options requires that people become immune to SARS-CoV-2, the coronavirus that causes COVID-19.
An important new study released online this week could have a large bearing on how our future looks in 2021 and beyond….
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