The COVID-19 variant NB.1.8.1, linked to a surge in China, has been detected in several US states through airport screenings and other reports. Cases have been confirmed in California, Washington, Virginia, New York, Ohio, Rhode Island, and Hawaii. While not appearing more severe, its rapid spread is concerning. Hong Kong is experiencing a surge in COVID-19 cases, prompting mask recommendations. Taiwan reports severe cases and deaths, prompting vaccine stockpiling. The FDA advisory committee recommended updating COVID vaccines to target emerging variants, including NB.1.8.1.

Prepared by Olivia Bennett and reviewed by editorial team.