What Is a Functional Fitness Race? A Beginner's Guide for 2026 Curious about functional fitness races but not sure where to start? FLATOUT is London's premier functional fitness race, combining 4KM of running with 8 high-energy workout zones for an experience that puts your training to the real test. Whether you're going Solo, competing in Elite, teaming up in Doubles, or bringing the crew for Relay, there's a format for every athlete. Join us 25–27 September 2026. Visit here to read more - https://open.substack.com/pub/flatout1/p/what-is-a-functional-fitness-race