Just 64.3 per cent of five-year-olds in Enfield had received both doses of the MMRV vaccine in 2024-2025 Sign up for our free Health Check email to receive exclusive analysis on the week in health Get our free Health Check email Get our free Health Check email Email * SIGN UP I would like to be emailed about offers, events and updates from The Independent. Read our Privacy notice A measles outbreak in north London has left 50 children with confirmed cases of the virus. It comes after the UK