The Centers for Disease Control and Prevention on Thursday voted 15 - 0 to 'preferentially recommend' mRNA COVID vaccines Pfizer and Moderna over the Johnson & Johnson shot due to “higher-than-expected” risk of blood clots, but data show Pfizer, Moderna shots also cause blood-clotting disorders.
'If you are between 20 and 30 years old, the risk is higher to be vaccinated by AstraZeneca than not to be vaccinated,' French scientist Axel Kahn said.