Infectious disease experts are keeping a close eye on multiple COVID variants that have resulted in a spike in cases in both Europe and Asia.
The Biden administration is expected to give Americans over 50 the option to get a second COVID-19 booster shot.
There are concerns over a potential rise in COVID-19 cases as the CDC reports increased levels of the coronavirus detected in U.S. sewage systems.
Starting on March 26, domestic visitors to Hawaii no longer have to show proof of vaccination or a negative COVID test.
About 3% of Americans are transplant patients and millions more have co-morbid conditions that heighten their risk from COVID-19.
New York City's coronavirus contact tracing program will end its universal tracing efforts toward the end of the next month, with officials citing a significant caseload drop, high vaccination rates, and new treatments as the rationale.