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Variants

Stratus Covid Variant Now Dominant in UK as Cases Tick Up Ahead of Winter

Health officials say the public‑health risk remains low with no sign the strain causes more severe illness.

Stratus (XFG) Now Dominant in UK and Ireland With Hoarseness Flagged as Early Symptom

Stratus Variant Becomes Germany’s Dominant Covid Lineage as Early September Cases Rise

Mexico Clears Updated COVID-19 Vaccines Targeting LP.8.1 for 2025–26 Season

Stratus Variant Drives California COVID Wave as FDA Limits New Vaccine to High-Risk Patients

Argentina Sees Spike in Voice Loss Linked to ‘Frankenstein’ COVID Variant

US COVID Cases Climb as Stratus Variant Gains Ground

XFG ‘Frankenstein’ Covid Variant Surpasses Half of SARS-CoV-2 Cases in Argentina

WHO Flags Rise of ‘Stratus’ COVID Variant as It Claims 14% of U.S. Cases

‘Frankenstein’ Covid Variant Spreads Rapidly in Brazil and Europe, Poses Imminent Risk to Argentina

Summer COVID-19 Wave Underway in 25 States Driven by Nimbus Variant

WHO Lists XFG as COVID Variant Under Monitoring After Rapid Global Rise

Stratus Covid Variant Now Dominant in England

‘Nimbus’ Covid Variant Becomes Dominant Strain in US

Nimbus COVID Variant Drives 55% of Cases in California

India Isolates Four New Omicron Sub-Variants During Latest COVID-19 Upsurge

Nimbus COVID Variant Now Causes Over One-Third of U.S. COVID Cases

Nimbus Covid Variant Causes ‘Razor Blade’ Throat as It Becomes Second-Most Common U.S. Strain

Omicron Subvariant ‘Nimbus’ Surges Globally as WHO Classifies It Under Observation

Nimbus Variant Becomes Second-Most Common COVID-19 Strain in U.S.