There are two versions of the coronavirus. One’s not more dangerous than the other
Factors such as a person’s age and white blood cell counts matter more for disease severity
![Two versions of the coronavirus SARS-CoV-2](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2020/05/052120_TI_covid-brief_feat.jpg?fit=1028%2C579&ssl=1)
Two main versions of the coronavirus (two color-enhanced virus particles shown in this transmission electron micrograph) exist, but one doesn’t make people any sicker than the other, a new study finds.
NIAID