You May Not Need the COVID-19 Booster, Yet

Why are many health officials saying we don’t need a COVID-19 booster shot, at least not yet? Deepta Bhattacharya, PhD, an immunobiologist at the College of Medicine – Tucson, said the efficacy of the Pfizer vaccine isn’t waning several months after being vaccinated. Bhattacharya explained what’s happening in our bodies that allows the vaccine to be so effective, even with the variants.