Razor Blade Covid

A new COVID-19 variant, NB.1.8.1, nicknamed “razor blade throat” due to a severe sore throat symptom, is spreading in the U.S., accounting for about 37% of cases as of early June. Though more transmissible, experts say it doesn’t appear more dangerous than previous variants. First detected in Asia in January, NB.1.8.1 is derived from the […]