The words to use
- Measles elimination status
- WHO recognition that measles is not spreading continuously within a country. UKHSA reported in January 2026 that the UK had lost it, based on 2024 data.
- MMRV
- The vaccine against measles, mumps, rubella and varicella (chickenpox), given at 12 and 18 months in the UK routine schedule from 1 January 2026.
- Vaccine hesitancy
- Delaying or refusing a vaccine even though it is available. The Covid Inquiry's vaccines report (April 2026) found it rising in the UK.
- UK Covid-19 Inquiry
- The public inquiry chaired by Baroness Hallett, reporting module by module. Its care sector report came out on 20 October 2026, with four more modules to come.
- Exercise Pegasus
- The UK's largest ever pandemic exercise, in autumn 2025. Every government department, the devolved governments and local resilience forums responded to a simulated pathogen.