The government has greenlit new vaccines to defend against the latest Omicron variants. But the shots won’t arrive until the fall, and cases are rising now.
A factory making Jynneos, the safest vaccine, has been closed since August, threatening global supplies as the virus spreads.
States will be given vaccine doses from the federal stockpile, but supplies of the safest type are limited.
No cases of polio have been identified so far, but health officials urged those who were not fully immunized to seek vaccines immediately.
Most Americans now carry some immune protection, experts said, whether from vaccines, infection or both.
The vaccines seem safe for children and are likely to protect against severe illness. But data on efficacy are thin, and most children have already been infected.
Parents of 4-year-olds should start the vaccination process as soon as possible, according to experts, even if that means beginning with the lower-dose version.
Here are answers to five common questions.
Tenemos las respuestas para tus preguntas más urgentes.
Some reinfection questions, answered.