LB.1 COVID Variant Spreads Across the US: Key Facts

LB.1 COVID Variant Spreads Across the US
LB.1 COVID Variant Spreads Across the US. Credit | Getty images

United States: The COVID-19 LB.1 variation is leading KP.3 in terms of growth, and the Centers for Disease Control and Prevention (CDC) are monitoring this development.

Variant Growth Comparison

The COVID-19 variant estimates were shown on the CDC’s Nowcast data tracker for a two-week period beginning on June 9 and concluding on June 22. KP.2 was responsible for 20.8% of positive infections, whereas KP.3 accounted for 33.1%. While JN.1, the previous ring leader from 2023, only had 1.6% of positive cases, the new variety LB.1 was at 17.5% of infections.

CDC Monitoring and Potential Impact

The CDC is keeping an eye on the incidence of infection with the LB.1 variety since it was made known to the public.

According to the information sent to USA TODAY by CDC spokesperson Dave Daigle, “we can tell you that the variant LB.1 has the potential to infect some people more easily based on a single deletion in a spike protein.”

Variant Spike Modifications

According to Daigle, this LB.1 variation spike is comparable to those found in JN.1 lineages. A CDC representative, Rosa Norman, previously told USA TODAY that the JN.1 subline age saw a single spike alteration, while the KP.3 variety, which is a sub lineage of the JN.1, experienced two spike modifications.

Current Risk Assessment

According to Norman, one of the two spike alterations was seen in more recent lineages, such as XBB.1.5, which dominated 2023 and provided as the foundation for the vaccine formulation for 2023–2024. “Some viruses that were circulating in the fall of 2021 showed the second of the two changes, but not since.”

What you should know about the new LB.1 version is provided here.

Will this variant be as detrimental as the previous COVID-19 variants?

With the information that the CDC has available right now there’s no indication that the LB.1 variant poses a serious risk.

“There is currently no evidence that LB.1 causes more severe disease,” Daigle said.

Symptoms of COVID-19

The CDC has not said if LB.1 exhibits unique symptoms of its own. However, the government organization does list the common signs and symptoms of COVID-19 on its website. These signs, which can range the seriousness from moderate to severe, can appear two to fourteen days following viral exposure.

These symptoms also include fever and chills including cough, shortness of breath or having difficulty breathing, natural fatigue or pain in the muscle or body , though there are a lot symptoms more which can reflects the sign of this virus.

The CDC said that you should take medical attention if you have the these following symptoms.


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