New 'mu' coronavirus variant could escape vaccine-induced immunity, WHO says By Rachael Rettner published 2 September 21 The variant was first detected in Colombia in January 2021.
Huge, gold-standard study shows unequivocally that surgical masks work to reduce coronavirus spread By Yasemin Saplakoglu published 1 September 21 Results from a massive study in Bangladesh unequivocally show that surgical masks reduce the spread of SARS-CoV-2, scientists say.
Ivermectin won't treat COVID-19, but it might kill you, CDC warns By Rachael Rettner published 26 August 21 Ivermectin does not treat or prevent COVID-19, and it can cause deadly side effects.
Johnson & Johnson booster shot increases antibodies to coronavirus nine-fold, company says By Yasemin Saplakoglu published 25 August 21 People who received a booster Johnson & Johnson COVID-19 vaccine six to eight months after their initial dose had a nine-fold increase in antibodies, according to clinical trial results.
These delta variant mutations may explain its scary power By Stephanie Pappas published 25 August 21 These mutations may make delta the most transmissible coronavirus variant yet. Here's how the variant became so formidable.
'Shredder' enzyme might tear cells apart in severe COVID-19 By Nicoletta Lanese published 24 August 21 The enzyme could be a helpful target for future treatments, the study authors suggest.
FDA grants full approval for Pfizer-BioNTech coronavirus vaccine By Yasemin Saplakoglu published 23 August 21 The Food and Drug Administration granted full approval to Pfizer-BioNTech's COVID-19 vaccine on Monday (Aug.23). It's the first COVID-19 vaccine in the U.S. to be fully approved.
US to recommend COVID-19 vaccine booster shots 8 months post-vaccination By Yasemin Saplakoglu published 17 August 21 U.S. health officials are expected to recommend that people receive an additional COVID-19 vaccine dose eight months after their second dose.
Does the explosion of the delta variant mean we need a new COVID-19 vaccine? By Stephanie Pappas published 16 August 21 COVID-19 vaccines largely prevent severe illness, but the delta variant raises the question of whether and when booster shots will be needed.
COVID-19 could mix up body's 'fight-or-flight' system By Yasemin Saplakoglu published 16 August 21 There's still much that’s unknown about the subtle impacts a typical COVID-19 infection may have on the body and the nervous system.
Here's what you need to know about COVID-19 breakthrough infections By Yasemin Saplakoglu published 16 August 21 The COVID-19 vaccines that are used in the U.S. are highly effective. But sometimes, the coronavirus can still infect people who are vaccinated, causing so-called breakthrough infections.
How deadly is the coronavirus delta variant? By Rachael Rettner published 12 August 21 Early data suggests the delta variant may cause more severe disease.
FDA to authorize 3rd COVID-19 vaccine dose for immunocompromised people By Yasemin Saplakoglu published 11 August 21 The FDA is planning to update the emergency use authorizations for Pfizer and Moderna's COVID-19 vaccines to include a third dose for immunocompromised people.
Which COVID-19 vaccine has the lowest rate of breakthrough infections? By Nicoletta Lanese published 11 August 21 Hints in the data suggest the Johnson & Johnson vaccine has the most breakthroughs, while Moderna has the least.
Vaccine-resistant coronavirus 'mutants' are more likely when transmission is high, new model finds By Nicoletta Lanese published 6 August 21 A new model lays out when vaccine-resistant mutants are most likely to emerge.
Vaccines cut chance of being infected with delta variant by half, UK study finds By Yasemin Saplakoglu published 4 August 21 The study examined nearly 100,000 people who took COVID-19 swab tests at home between June 24 and July 12.
Chinese cities enter lockdown as delta variant spreads By Nicoletta Lanese published 4 August 21 The outbreak has been traced back to the international airport in Nanjing.
NYC will require COVID-19 vaccination proof for indoor dining, gyms By Yasemin Saplakoglu published 3 August 21 New York City will become the first city in the U.S. to require proof of vaccination for such activities.
How 350 vaccinated people caught COVID-19 in huge Cape Cod outbreak By Rachael Rettner published 30 July 21 The outbreak has changed our understanding of the coronavirus delta variant.
'The war has changed,' against new delta variant, internal CDC presentation says By Yasemin Saplakoglu published 30 July 21 The coronavirus delta variant may be as contagious as chickenpox and cause more severe illness than previous variants, CDC says.
