How many people contract COVID-19 after being vaccinated?

Health expert says that breakthrough cases are ‘outliers’

“I got my first shot! I didn’t think I was gonna get COVID!” South Jersey realtor Ryan Barfuss explains how the virus found him, even after a dose of Pfizer vaccine. A week after he received his first vaccination, Barfuss ate inside at a restaurant he described as “crowded” along with his partially-vaccinated mom and sister; all three got COVID-19.

Studies show that, although it’s rare, cases of COVID-19 breaking through vaccine immunity are probably more common than we know. Why does it happen, and how can you avoid it?

WATCH: With COVID-19 cases trending downward, is NJ turning the corner on pandemic?

MORE: A hopeful treatment is COVID-19’s ‘silver lining’

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