At least 513,000 children in the U.S. have been diagnosed with COVID-19 since the start of the pandemic.
There are over 1,000 lineages of SARS-CoV-2 circulating around the world. Nigerian scientists have found seven in the country and this is important.
Russia's candidate coronavirus vaccine prompted the immune system and didn't show serious adverse events, according to early data.
Physicians are chasing treatment for children with a dangerous COVID-19 syndrome called multisystem inflammatory syndrome.
COVID-19 is often more severe in people with underlying conditions and it can also cause complications. The 6% stat doesn't include these people.
The head of the U.S. Food and Drug Administration says that coronavirus vaccines may be given emergency approval before rigorous clinical trials are complete.