Medicine & TechnologyThe FDA and CDC recently called for a pause in the use of the Jonson & Johnson COVID19 vaccine after receiving reports of 6 cases of a rare and severe type of blood clotting.
While existing intramuscular vaccines offer effective systemic immunity against COVID-19, mucosal immunity through intranasal vaccines is needed to fully block transmission and prevent the spread of new variants.
China CDC's director Gao Fu admitted that Chinese vaccines “don’t have very high protection rates.” They are now considering using different vaccines for their immunization program.
A new study recently showed that what worried many people four weeks ago is now widely accepted: AstraZeneca COVID-19 vaccine can, in rare conditions, lead to a disorder characterized by dangerous blood clots.
Pfizer has asked the FDA for an amendment to its emergency use authorization for its COVID-19 vaccine to expand its use in individuals aged 12 to 15 in the United States.
Experts say one COVID-19 side effect known as 'Moderna arm' or 'COVID arm,' a delayed-onset rash appearing at the injection area up to one week or so after a shot is given, is harmless.
Striking images recently revealed how the AstraZeneca COVID-19 vaccine is forcing an injected person's own cells to make copies of the real COVID-19 spike, a glycoprotein sticking out from its surface.
Pfizer announced that the Pfizer-BioNTech COVID-19 vaccine showed a 100-percent efficacy and is well-tolerated in younger people whose ages range between 12 and 15 years.
The Pfizer-BioNTech COVID-19 vaccine just got the EU regulator's approval to be stored at a new higher temperature. This is part of their initiative to help in the rapid rollout of vaccines.
Researchers from UW Medicine and the NIH have developed a new nanoparticle flu vaccine that can block seasonal and pandemic influenza strains that current vaccines cannot do.
Breakthrough cases are rare but expected to happen. They remind the public that wearing face masks while the virus is still circulating is still important.
Large clinical trial results have revealed that the AstraZeneca COVID-19 vaccine is well-tolerated and it shields from symptomatic COVID-19 injection, including severe disease or hospital confinement.