Introduction
National Fitness Day is ukactive’s annual campaign celebrating physical activity and encouraging healthier lifestyles. The 2025 theme, “Powered by you,” focuses on personal motivation and participation. The guide explains how gyms, schools, workplaces, suppliers and the public can get involved through events, challenges, free sessions and social media activity. It highlights benefits such as boosting community engagement, workplace wellbeing, and youth activity. Practical steps cover planning, promoting and hosting events, along with resources, marketing tools and tips for maximising impact.