The Food and Drug Administration on March 29 authorized a second COVID-19 booster dose for adults 50 and older, as well as for immunocompromised people who are at least 12 years old.

This comes as there are concerns about vaccine-related immunity waning four months after the original booster just when another transmissible variant, BA.2, is picking up steam. While we’ve been in this position before, what makes this round different is that the federal funds that allowed for both tests and vaccines to be administered for free is set to run out. 

To learn where this leaves us, The Show spoke with Andrew Carroll, a family physician in Chandler.

More Stories From KJZZ

• Health department will address questions about COVID vaccines for kids
• A new COVID variant is now the dominant strain. But that doesn't mean another surge for AZ