Expert: Unvaccinated Americans Should Assume They'll Get COVID

The video discusses the current state of COVID-19 in areas with high vaccination rates, highlighting the rise in cases despite high vaccination percentages. It covers the concept of breakthrough cases, where vaccinated individuals still contract COVID-19, and the evolving nature of herd immunity thresholds due to the virus's increased contagiousness. The video also compares the potential impact of COVID-19 surges in different regions based on their vaccination rates.

What are breakthrough cases in the context of COVID-19 vaccinations?

What is the estimated percentage of immunity needed to achieve herd immunity as mentioned in the text?