Breaking down breakthrough COVID-19 infections

As the COVID-19 delta variant continues to spread, many parts of the U.S. are seeing cases surge. While most severe infections and hospitalizations are among those who have not been vaccinated for COVID-19, breakthrough cases among those who have been vaccinated for COVID-19 have led many to wonder how concerned fully vaccinated people should be.

Dr. Andrew Badley, chair of the Mayo Clinic COVID-19 Task Force, says not all breakthrough infections are the same.
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