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Stratus COVID Variant Dominates; Updated Vaccine Rollout Begins

10/3/2025

44 4 Full Breakdown

Summary

Story summary

The XFG variant Stratus is the dominant US COVID-19 strain, surpassing NB.1.8.1.
Stratus is a hybrid of two Omicron sub-strains and evades prior immunity.
Wisconsin clinics roll out updated vaccine for high-risk populations.
The Advisory Committee on Immunization Practices (ACIP) recommends the vaccine for six months and older.
Governor issued an executive order to ensure access; insurers cover no co-pays.

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Story summary

The XFG variant Stratus is the dominant US COVID-19 strain, surpassing NB.1.8.1.
Stratus is a hybrid of two Omicron sub-strains and evades prior immunity.
Wisconsin clinics roll out updated vaccine for high-risk populations.
The Advisory Committee on Immunization Practices (ACIP) recommends the vaccine for six months and older.
Governor issued an executive order to ensure access; insurers cover no co-pays.