This guide outlines NHS plans, new jab schedules and simple ways for parents to check protection and interpret the UK’s loss of measles‑free status. Falling MMR and MMRV vaccine uptake, pockets of low coverage in areas like Hackney and widening inequalities now shape who is exposed to measles. World Health Organization confirms the UK lost measles‑free status after 3,681 cases in 2024, with outbreaks and deaths reported in Liverpool and beyond. The World Health Organization (WHO) has confirmed that the UK has lost its measles-free status. So what does losing measles-free status actually mean for daily life in the UK?