A new Covid-19 variant is spreading. Here’s what you need to know
- Posted on June 19, 2025
- By CNN
- 1 Views
A new Covid-19 variant is spreading. Here’s what you need to know
A new Covid-19 variant called NB.1.8.1, or Nimbus, represents about a third of new US Covid-19 cases. Dr. Leana Wen answers common questions about the new variant.
