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A study conducted on 44 rats injected with the Pfizer–BioNTech COVID-19 vaccine at doses over 300 times the human dose by body weight and 44 rats injected with placebo found no statistically significant evidence of any adverse effects on the fertility of female rats or on the health of the offspring of rats (the 3% lower pregnancy rate found ...
Turbo cancer is an anti-vaccination conspiracy theory [1] alleging that people vaccinated against COVID-19, especially with mRNA vaccines, are suffering from a high incidence of fast-developing cancers.
The EMA states the overall risk-benefit for the Janssen vaccine remains positive. [48] On 16 December 2021, the US Centers for Disease Control and Prevention (CDC) recommended the Moderna and Pfizer-BioNTech vaccines should be preferred over the Janssen vaccine, following growing concerns about rare blood clots.
One unfounded claim making the rounds on social media is that Buffalo Bills safety Damar Hamlin's cardiac arrest earlier this month was caused by the COVID-19 vaccine. This assertion isn't based ...
The authors refined their focus to people who got an mRNA Covid vaccine from Pfizer or Moderna and died within 100 days of being vaccinated. ... the analysis shows that the risk of sudden death in ...
How COVID‑19 vaccines work. The video shows the process of vaccination, from injection with RNA or viral vector vaccines, to uptake and translation, and on to immune system stimulation and effect. Part of a series on the COVID-19 pandemic Scientifically accurate atomic model of the external structure of SARS-CoV-2. Each "ball" is an atom. COVID-19 (disease) SARS-CoV-2 (virus) Cases Deaths ...
Two years ago, Pfizer was the envy of the pharmaceutical world, with more than $100 billion in annual sales from its COVID-19 vaccine and antiviral Paxlovid. Today, CEO Albert Bourla is trying to ...
COVID-19 vaccine clinical research uses clinical research to establish the characteristics of COVID-19 vaccines. These characteristics include efficacy , effectiveness , and safety. As of November 2022 [update] , 40 vaccines are authorized by at least one national regulatory authority for public use: [ 1 ] [ 2 ]