Breakthrough Omicron infection may boost immunity against new variants - Medical News Today

New research suggests that an immunity boost from breakthrough Omicron infection could point the way to new COVID-19 booster vaccines.

• Current vaccines protect most people against severe COVID-19 from all SARS-CoV-2 variants.
• Breakthrough infection from new variants is increasingly common in people who have been prev… [+6829 chars]
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