One-and-done injection halves risk of COVID hospitalization in large trial By Nicoletta Lanese published 8 February 23 An injectable interferon drug significantly reduced the risk that people with COVID-19 would be hospitalized with the disease.
COVID-19 is a leading cause of death among US children and teens, study shows By Nicoletta Lanese published 30 January 23 An analysis of mortality data shows that COVID-19 ranks as a leading cause of death among children and teens.
The 'Kraken' COVID subvariant: What to know about quickly rising omicron descendant By Nicoletta Lanese published 9 January 23 Here's what you need to know about the omicron subvariant XBB.1.5, which is causing an increasing number of COVID-19 cases in the U.S.
A new omicron subvariant is spreading in China. Here's what we know so far. By Manal Mohammed published 15 December 22 BF.7 is a new version of the coronavirus SARS-CoV-2 that's driving a surge of infection in China.
The coronavirus infects fat cells, study shows By Nicoletta Lanese published 23 September 22 Research shows that SARS-CoV-2 infects fat cells and certain immune cells in fat.
Should you get the new COVID-19 booster shot? Here's everything you need to know. By Nicoletta Lanese published 12 September 22 The updated COVID-19 boosters guard against omicron subvariants.
FDA authorizes updated COVID-19 boosters By Nicoletta Lanese last updated 31 August 22 The FDA approved new COVID-19 boosters that guard against omicron subvariants.
Severe COVID-19 may cause similar cognitive deficits as 20 years of aging By Nicoletta Lanese last updated 5 May 22 People hospitalized for COVID-19 showed cognitive impairments.
Should you get a second booster shot for COVID-19? By Nicoletta Lanese published 4 April 22 Is getting a second booster worth it?
Coronavirus variants: Facts about omicron, delta and other COVID-19 mutants By Rachael Rettner published 23 March 22 Here's a look at the science behind COVID-19 variants, such as omicron and delta, and which coronavirus mutants are the most concerning in different areas.
Quick guide: Most widely used COVID-19 vaccines and how they work By Nicoletta Lanese published 22 March 22 Learn about the most widely used COVID-19 vaccines.
'Stealth' omicron cases rising in the US: Here's what we know. By Nicoletta Lanese published 16 March 22 BA.2 is steadily becoming more common in the U.S.
What are the symptoms of COVID-19? By Stephanie Pappas last updated 4 April 22 Here are the most common COVID-19 symptoms for adults, kids, vaccinated individuals and omicron-variant infections.
What is a coronavirus? By Nicoletta Lanese published 14 March 22 Coronaviruses infect birds and mammals, including humans.
Delta-omicron hybrid variant identified for the first time By Ben Turner last updated 12 March 22 Scientists say they will need to conduct studies to find out the severity of the new variant
Brain shrinkage linked to COVID-19 By Nicoletta Lanese last updated 9 March 22 COVID-19 seems linked to atrophy in specific brain areas.
1st possible case of deer-to-human COVID-19 transmission reported By Rachael Rettner published 1 March 22 Researchers also identified highly mutated clusters of SARS-CoV-2 genomes in deer.
Ukraine hospitals could run out of oxygen in 24 hours, WHO warns By Ben Turner published 28 February 22 As medical oxygen dwindles in Ukrainian hospitals, the WHO has called for setting up a safe transit route through neighboring Poland.
Antihistamines to treat long COVID: What you need to know By Nicoletta Lanese last updated 16 February 22 Early data suggest the drugs may help a subset of long COVID patients.
Was the mysterious 'Russian flu' actually a coronavirus? Some scientists think so. By Nicoletta Lanese published 16 February 22 However, the idea is still "speculative."
