Pfizer Says COVID-19 Vaccine Works In Kids Ages 5 To 11

Pfizer's COVID-19 vaccine is deemed safe and effective for children aged 5-11, with a reduced dosage that still elicits a strong immune response. This development is crucial as the Delta variant has significantly affected children returning to school. Pfizer plans to submit data to the FDA by month's end, with the approval process potentially taking weeks, though efforts are being made to expedite it.

How has the Delta variant affected children according to the text?

What is the significance of the vaccine approval process mentioned in the text?