Why is COVID-19 pneumonia dangerous?

COVID-19 pneumonia is much more dangerous than pneumonia with bacterial and other viral infections, scientists from Northwestern University in the United States noted. The study, published in Nature, showed that SARS-CoV-2 does not infect large areas of lung tissue, but penetrates many small areas, after which it captures immune cells in the lungs and uses…

Allergic Reactions to COVID Vaccine Found But Still Rare

Health care providers should be ready to treat rare cases of allergic reactions after giving COVID-19 vaccines, federal medical officials said. The officials also stressed the importance of continuing to vaccinate patients, despite reports of the rare side effect. There have been 29 cases of severe allergic reactions known as anaphylaxis following administration of a COVID-19 vaccine, officials from…