Understanding the NB.1.8.1 COVID-19 Variant: Symptoms, Diagnosis and Precautions
As of May 2025, the World Health Organization (WHO) has classified the NB.1.8.1 subvariant of SARS-CoV-2 as a 'Variant Under Monitoring' (VUM). This designation indicates that while NB.1.8.1 exhibits mutations…