On Call: What to know about changes to COVID-19 guidance

Name: On Call: What to know about changes to COVID-19 guidance
Uploaded: 2025-06-02T10:17:00-0400
Duration: 2 min 58 s
Description: Federal health officials are re-evaluating long-standing covid-19 guidance. All while scientists track the rise of NB.1.8.1 — a newly emerged strain raising fresh questions here in the U.S. Dr. Mallika Marshall helps us make sense of the headlines.

Federal health officials are re-evaluating long-standing covid-19 guidance. All while scientists track the rise of NB.1.8.1 — a newly emerged strain raising fresh questions here in the U.S. Dr. Mallika Marshall helps us make sense of the headlines.