Health Care

North Dakota allows infected nurses to keep working

The North Dakota Nurses Association says it doesn’t support a move to allow health care workers who have tested positive for the coronavirus but don’t have symptoms to remain on the job.

Pfizer Covid-19 Vaccine’s next big challenge: giving it to enough people

Even for rich nations with developed vaccination programs, that presents a host of problems ranging including building new databases to track who is getting the shot, working out ways to encourage mass uptake among younger people, ensuring adequate supply and running large-scale inoculation centers where the shots can be safely and quickly administered.