The U.S. approved a new COVID-19 vaccine made by Moderna late Friday but with limits on who can use it — not a replacement for the company's existing shot, but a second option. The new vaccine, ...

Ziyad Al-Aly is chief of research and development at VA St. Louis Health Care System and a clinical epidemiologist at Washington University in St. Louis. From the very early days of the pandemic, ...

The 17 million figure comes from research that experts have said is flawed because it counts excess deaths during the COVID-19 vaccine’s rollout without accounting for deaths from the virus. Multiple ...

Deaths from COVID-19 have slowed significantly but continue adding to a tally of more than 7 million deaths from the virus in the nearly five years since the World Health Organization (WHO) declared a ...

Testing positive for COVID-19 is not exactly a positive experience. After all, wanting to go viral these days doesn’t tend to mean wanting to be infected by the severe acute respiratory syndrome ...

In some cases, COVID-19 leads to pericarditis, which is inflammation of the sack-like membrane containing the heart. COVID-19 can also cause myocarditis, which is inflammation of the heart muscle.

Ce trouble, nommé VITT, a longtemps été un "trou noir" scientifique. Une équipe annonce avoir enfin bouclé l'enquête moléculaire.