UK really getting going now wit (mostly) XFG* wave
Neutralizing antibodies & even T-cells have waned: now about 2 years since big KP.2/3/XEC wave of 2024 (& longer since JN.1)
LP.8.1 ramp-up & Autumn XFG wave of 2025 only infected ~30% (?) of population, so lots susceptible now
Covid in England
'Rolling 7-day positivity of tests positive for SARS-CoV-2 among all reported SARS-CoV-2 tests, England 2022 to present'
(UKHSA data & chart)
Sep 24, 2026 · 5:47 PM UTC
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