Patients are reporting a "razor blade throat" symptom — potentially due to the new "Nimbus" COVID variant — in which their ...

A new COVID variant called NB.1.8.1, aka Nimbus, is spreading in the U.S. and causing an incredibly painful sore throat, ...

Infectious disease expert and CEO of Wellness and Equity Alliance, Dr. Tyler B Evans, previously told Newsweek that there was "no clear evidence that this subvariant presents dramatically different ...

A new COVID-19 variant may be causing "razor blade" sore throats in people who get it.

The COVID-19 variant that may be driving a recent rise in cases in some parts of the world has earned a new nickname: “razor blade throat” COVID.

The COVID-19 variant that may be driving a recent rise in cases in some parts of the world has earned a new nickname: “razor blade throat” COVID.

Blake Nissen for the Boston Globe The COVID-19 variant that may be driving a recent rise in cases in some parts of the world has earned a new nickname: “razor blade throat” COVID.

What to know about the COVID variant that may cause 'razor blade' sore throats By Devi Shastri, Associated Press | Posted - June 22, 2025 at 9:04 a.m.

Experts say there isn't major cause for concern with the Nimbus variant, but here 's what else you need to know about it.