1 in 4 unvaccinated people ignore CDC guidelines to wear masks indoors

The revised guidelines on when and when not to wear masks came as a surprise to many Americans. The Centers for Disease Control and Prevention announced May 13, 2021, that people who are fully vaccinated against COVID-19 can safely enter many indoor settings, such as grocery stores and restaurants, without wearing a mask.

Patient reporting of possible cancer symptoms fell during first wave of pandemic

The number of patients aged over 50 reporting possible cancer symptoms to their GPs fell during the first wave of the COVID-19 pandemic, a study at the University of Bristol published in BMJ Open today [25 May] has found. The reduction in reporting was most pronounced for common symptoms, which rarely indicate cancer. It was …

Can people vaccinated against COVID-19 still spread the coronavirus?

Vaccines can be great at preventing you from getting sick, while at the same time not necessarily stopping you from getting infected or spreading the germ. Preliminary evidence seems to suggest the COVID-19 vaccines make it less likely someone who’s vaccinated will transmit the coronavirus, but the proof is not yet ironclad. Unvaccinated people should …

How CD4+ T cells respond to SARS-CoV-2 in COVID-19 recovered patients

An international team of researchers from the Institute for Research in Biomedicine, affiliated to the Università della Svizzera italiana, has deciphered the T cell responses occurring during COVID-19 infection at single-cell resolution. This study, which was performed at the Center of Medical Immunology under the leadership of Prof. Federica Sallusto, included collaborations with clinical institutions …