GLOW is an augmented reality game that uses mobile devices and the internet to promote real-world fitness. Players collect virtual supplies and solve clues while participating in a race to cure a virus. The virtual world of Lumeria provides meditative games and yoga lessons. Data on players' real-world activities and health will be collected and used to motivate fitness goals and research the impact of virtual worlds on wellness. The game will be released in Ohio and use local health data to set community challenges around obesity and blood pressure rates.