Published: Dec 31, 2021
The guidance does not require a negative test to leave isolation or quarantine, which experts worry may drive up transmission and new cases. Another concern voiced by epidemiologists is that it fails to distinguish between vaccinated and unvaccinated people.
Published: Dec 28, 2021
The change is motivated by science demonstrating that the majority of SARS-CoV-2 transmission occurs early in the course of illness, generally in the one to two days prior to onset of symptoms and the two to three days after, according to the CDC.
Published: Nov 30, 2021
Health officials said Tuesday that even as the world learns anew how "unpredictable" the coronavirus is, with still so much unknown about the omicron variant that has countries around the world sounding alarms, the United States is far better prepared to fight and contain it than it was with other highly transmissible variants, such as delta.