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  2. Embolic and thrombotic events after COVID-19 vaccination

    en.wikipedia.org/wiki/Embolic_and_thrombotic...

    The thrombosis events associated with the COVID‑19 vaccine may occur 4–28 days after its administration and mainly affects women under 55. [6] [2] [20] Several relatively unusual types of thrombosis were specifically reported to be occurring in those with the reaction: cerebral venous sinus thrombosis and thrombosis of the splanchnic veins.

  3. Pfizer–BioNTech COVID-19 vaccine - Wikipedia

    en.wikipedia.org/wiki/Pfizer–BioNTech_COVID-19...

    The Pfizer–BioNTech COVID-19 vaccine, sold under the brand name Comirnaty, [2][33] is an mRNA-based COVID-19 vaccine developed by the German biotechnology company BioNTech. For its development, BioNTech collaborated with the American company Pfizer to carry out clinical trials, logistics, and manufacturing. [45][46] It is authorized for use ...

  4. COVID-19 vaccine misinformation and hesitancy - Wikipedia

    en.wikipedia.org/wiki/COVID-19_vaccine...

    In March 2021, 19% of US adults claimed to have been vaccinated while 50% announced plans to get vaccinated. [150][151] A 2022 study found a link between online COVID-19 misinformation and early vaccine hesitancy and refusal. [152] Despite a strong association between vaccine hesitancy and Republican vote share at the US county and state levels ...

  5. Thousands report changes to menstrual bleeding after COVID-19 ...

    www.aol.com/thousands-report-changes-menstrual...

    Story at a glance A new study published in the journal Science Advances offers one of the most comprehensive looks at menstrual changes post COVID-19 vaccine. Two researchers, Kathryn Clancy and ...

  6. COVID-19 vaccination in the United States - Wikipedia

    en.wikipedia.org/wiki/COVID-19_vaccination_in...

    The COVID-19 vaccination campaign in the United States is an ongoing mass immunization campaign for the COVID-19 pandemic in the United States. The Food and Drug Administration (FDA) first granted emergency use authorization to the Pfizer–BioNTech vaccine on December 10, 2020, [7] and mass vaccinations began four days later.

  7. What Doctors Want You to Know About XEC, the New COVID ... - AOL

    www.aol.com/doctors-want-know-xec-covid...

    Cases of COVID-19 have dipped slightly in the U.S. after a large summer wave, but doctors expect another spike on the horizon, as temperatures drop and people head indoors.Now, there’s a new ...

  8. New Study Suggests COVID-19 Vaccine Linked to Short ... - AOL

    www.aol.com/lifestyle/study-suggests-covid-19...

    Some report heavier period flows. A new study shows that your COVID-19 vaccine may temporarily change your menstrual cycle length and regularity. Some report heavier period flows.

  9. COVID-19 vaccine clinical research - Wikipedia

    en.wikipedia.org/wiki/COVID-19_vaccine_clinical...

    Before COVID-19 vaccines such as Moderna and Pfizer/BioNTech were authorized for use in the general population, they had to pass phase III studies involving tens of thousands of people. Any serious side effects that did not appear during that testing are likely to occur less often than ~1 in 10,000 cases.

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