“We’re not eating indoors or going to bars or a lot of stuff we’d like to do,” Jim Cashman, 47, said Friday afternoon, as he waited with his family at a Covid testing van near Washington Square Park. An actor, Mr. Cashman said he was worried that if he tested Covid

[ad_1] That’s just one of the findings from research that deliberately infected healthy volunteers with the SARS-CoV-2 virus. The findings were published Thursday in the journal Nature Medicine. Challenge studies can be controversial because they involve intentionally giving someone a virus or other pathogen in order to study its effects Covid