Delta Variant Accounts For 83% Of U.S. Cases

The transcript discusses the significant rise in COVID-19 cases in the US, particularly in areas with low vaccination rates. CDC Director Dr. Rachel Willinsky emphasizes vaccines as a crucial tool to combat the variant. Dr. Anthony Fauci highlights the variant's rapid spread across numerous countries and its efficient human-to-human transmission, making it the dominant variant in the US. Despite this, the vaccines used in the US remain highly effective against the variant.

What was the percentage increase in COVID-19 cases in the US from the week of July 3rd?

• 90%

• 30%

• 50%

• 70%

According to Dr. Rachel Willinsky, what is the most powerful tool to prevent the spread of the variant?

• Social distancing

• Vaccines

• Travel restrictions

• Masks

How many countries has the variant spread to, according to Dr. Anthony Fauci?

• 30 to 50 countries

• 10 to 30 countries

• 50 to 90 countries

• 90 to 120 countries

What makes the variant particularly formidable, as mentioned by Dr. Fauci?

• Its short incubation period

• Its mild symptoms

• Its ability to transmit efficiently between humans

• Its resistance to vaccines

What is the effectiveness of the vaccines used in the US against the variant, according to Dr. Fauci?

• Not effective

• Ineffective

• Moderately effective

• Very effective