Pfizer Points to Waning Immunity in Need for Booster Shots

The video discusses the safety and effectiveness of COVID-19 booster shots, highlighting the complexity of immunity fading and the role of boosters in raising antibody levels. It compares the UK and US approaches to booster distribution, emphasizing the need for caution in younger populations and addressing global vaccine equity.

What does the text suggest about the effectiveness of booster shots against the virus?

What are the two main questions raised regarding immunity and booster shots?

According to the text, how does immunity change over time?

How does the approach to booster shots in the UK differ from that in the US?

What considerations are mentioned regarding the vaccination of younger populations?