Vaccines
Latest about vaccines

New RSV shots tied to rare nervous system disorder — should you worry?
By Stephanie Pappas published
There's been some reports of Guillain-Barré syndrome in older adults who got the vaccines. But health officials still recommend that this population get the shots, in consultation with their doctors.

Mpox cases are far outpacing last year's numbers, CDC reports
By Nicoletta Lanese published
Health officials are encouraging people at risk of mpox to seek vaccination, as cases are on the rise.

US has already had more measles cases in 2024 than all of 2023
By Nicoletta Lanese published
CDC data shows that more than 60 measles cases have been reported so far in 2024, surpassing last year's total.

RSV vaccine keeps older adults highly protected for at least 2 seasons
By Nicoletta Lanese published
Pfizer's recently approved RSV vaccine maintains a high and fairly steady rate of effectiveness across consecutive RSV seasons.

Rare clotting effect of early COVID shots finally explained — what could that mean for future vaccines?
By Stephanie Pappas published
Scientists have offered a new explanation for why COVID-19 vaccines that contained adenoviruses carried a rare-but-serious risk of blood clotting.

Vaccine for superbugs? New shot shows promise in early tests
By Stephanie Pappas published
A new vaccine, so far tested only in mice, broadly activates the immune system against a wide array of bacteria and fungi.

Measles deaths jumped over 40% from 2021 to 2022, CDC reports
By Nicoletta Lanese published
Declines in measles vaccination during the COVID-19 pandemic have been tied to an uptick in measles cases, deaths and major outbreaks worldwide.

FDA approves world's 1st chikungunya vaccine
By Nicoletta Lanese published
There's now an FDA-approved vaccine for chikungunya, a mosquito-spread virus that can cause fever, severe joint pain, and rarely, death.
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