Tag: little certainty

When the coronavirus pandemic began, Emily Landon thought about her own risk only in rare quiet moments. An infectious-disease doctor at the University of Chicago Medicine, she was cramming months of work into days, preparing her institution for the virus’s arrival in the United States. But Landon had also recently developed rheumatoid arthritis—a disease in which a person’s immune system attacks their own joints—and was taking two drugs that, by suppressing said immune system, made her more vulnerable to pathogens.