Boosters Stop Boosting After Only 4 Months

And it's pretty dismal - not much more encouraging than the primary series of mRNA shots, whose effectiveness wanes in just months. Does this open the door to never-ending COVID-19 shots?

STORY AT-A-GLANCE

• COVID-19 booster shots lose effectiveness rapidly, with protection plummeting by the fourth month post-shot

• Within four to five months post-booster, protection against COVID-19-related emergency department and urgent care visits decreased to 66%, then fell to just 31% after five months or more post-booster

• Regulators are already hinting t…