What we know about COVID vaccine booster shots — and when we may need them


Sumary of What we know about COVID vaccine booster shots — and when we may need them:

  • At the moment, there are more questions than answers surrounding the possibility of needing an additional dose of the COVID-19 vaccines to boost immunity over time..
  • Dr. Betty Diamond, director at the Feinstein Institutes for Medical Research in Manhasset, N.Y., said more studies are needed to determine if and when a booster will be necessary..
  • Diamond explained that certain inoculations, such as the polio vaccine, provide lifelong immunity against that disease, while others, such as tetanus or flu shots, generate defenses that can wane over time..
  • However, some health authorities, including Dr. Anthony Fauci, the nation leading infectious-disease expert, foresee that boosters will be necessary..
  • In an Axios interview last month, Pfizer CEO Albert Bourla said the data that he was seeing so far supported “the notion that there will likely be a need for a booster somewhere between eight and 12 months.”.
  • Although experts are not exactly sure of how long the COVID-19 vaccines offer protection, they believe it may last at least six months and likely a year..
  • One such study, which was published by the New England Journal of Medicine this month, found that antibodies elicited by the Moderna vaccine remained strong for at least six months..
  • It may be reassuring to know that scientists are working to determine whether COVID-19 vaccine boosters will be needed and that the government is preparing early for that possibility….

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