The National Health Service (NHS) in the United Kingdom has announced that chickenpox will be incorporated into its standard childhood vaccination program beginning on 2 January 2026. This change follows recent health policy revisions aimed at increasing herd immunity and reducing the incidence of severe chickenpox cases in children. The decision is part of larger efforts to expand immunization coverage and prevent outbreaks of communicable diseases within the population. Healthcare authorities state that the vaccine is recommended for eligible children to prevent the spread of the varicella-zoster virus, which causes chickenpox. The NHS plans to implement the vaccination widely across all regions, including England, Scotland, and Wales, with measures in place to ensure equitable access and public awareness campaigns. The inclusion of chickenpox in the vaccination schedule is based on clinical evidence indicating its safety and effectiveness in decreasing disease severity and transmission rates.