A new COVID strain from China, NB.1.8.1, is spreading in the U.S., including NYC, per the CDC. First detected in late March among international travelers, the variant has already caused surging hospitalizations across Asia.
China saw ER visits for COVID double in a month, with… pic.twitter.com/QgrMeHuThU
— Wall St Engine (@wallstengine) May 27, 2025
🇨🇳🇺🇸NEW COVID STRAIN FROM CHINA SNEAKS INTO THE U.S. — MASK DEBATES RETURN
A new Covid strain from China called NB 1.8.1 has arrived and is already making itself known.
It is spreading fast in China Hong Kong and Thailand.
Hospital visits for severe breathing issues have… https://t.co/lpUaQH4rzq pic.twitter.com/3FmeIREmzM
— Mario Nawfal (@MarioNawfal) May 27, 2025
A new COVID-19 variant, NB.1.8.1, is making its way across the United States after causing a surge in hospitalizations throughout Asia. First detected in late March among international travelers, the strain has now been reported in multiple locations, including New York City. This variant is spreading faster than previous strains, raising concerns about its potential impact.
China has seen emergency room visits for COVID double in just one month. More than 6 percent of hospitalized patients are now infected with NB.1.8.1. Hong Kong has reported 81 severe cases and 30 deaths in four weeks, with most fatalities occurring among the elderly. These numbers paint a troubling picture of how quickly the virus is moving through vulnerable populations.
The Centers for Disease Control and Prevention confirms that NB.1.8.1 has been detected in the U.S., but officials say cases remain low for now. Despite this, experts warn that the variant spreads more easily than previous strains and may evade vaccine protection. If transmission accelerates, the U.S. could see a spike in hospitalizations similar to what is happening in Asia.
Scientists are closely monitoring the variant’s behavior. Preliminary data suggests that NB.1.8.1 binds more tightly to human cells, making it easier to spread. While there is no evidence that it causes more severe illness, the sheer speed of transmission is enough to raise alarms. A virus does not need to be deadlier to be disruptive. If it spreads unchecked, the consequences could be significant.
Sources
https://www.cbsnews.com/news/us-reports-cases-new-covid-variant-nb-1-8-1-behind-surge-china/