There has been a lot of confusion about breakthrough COVID-19 infections recently — what it means to test positive after being fully vaccinated, what the risk for developing “long COVID” is and how vaccinated people can spread the coronavirus. The truth is that scientists are still learning about post-vaccination infections and are still digging for answers to these questions, including how long people with breakthrough injections are contagious. But to get a solid sense of how long people with breakthrough infections are contagious, we need real-world data on transmission events, which we don’t have much of. According to Gandhi, the best way to understand how contagious vaccinated people with breakthrough infections are would be through contact tracing. Vaccinated people appear to be less contagiousSo, while the true answer to how long people with breakthrough infections are contagious is “we don’t really know yet,” scientists have learned a few things.

Source: Huffington Post September 30, 2021 09:45 UTC