Upcoming Race - August 2nd - Chicago 10k
11x Marathoner
JJ Arness Flax (JayJay Flax) is an elite endurance athlete, fitness equality advocate, and 40 time medalist in long distance running. Driven by a passion for human performance, he documents his international racing circuit. From North America, Europe and Asia inspiring runners worldwide. Beyond the pavement, JJ is deeply committed to social impact, dedicating his time to community builds with Habitat for Humanity and actively supporting numerous charitable causes.
Interested in the historical past of JJs races? Read about some of his favorite races, records and events.
Learn more about JJ Arness Flax: 11 time marathoner, global adventurer, and community change maker.