December 2025 Run, Core + Mobility, and Strength Challenges

๐ŸŽ‰ The holiday season is here, and weโ€™re back to keep you moving with our Run, Core + Mobility, and – new for 2025 – Strength Challenges!

๐ŸŒŸย Choose Your Adventure: Whether you’re a core-crushing champion, a running fanatic, or an aspiring gym rat, weโ€™ve got options! Select from daily core and mobility workouts, daily run distances (1 mile, 2 miles, or 5k), or twice weekly strength workouts targeted to build your max strength before the 2026 season. Or combine them all into a massive month of season prep!

๐ŸŽˆย Why Join? This is your chance to set the stage for an amazing season! Kick off the new year feeling fitter and ready to take on 2026!

๐ŸŽย Sign Up Today: The December challenges are open to all NYX Endurance coached athletes and NYX Mob members. Want in on the fun? Join the Mob or purchase the Strength Challenge plan here.

๐ŸŽ NYX Swag! All athletes who complete a December challenge will be entered into a drawing for some awesome NYX swag. Because: we love swag!

Are you in? Letโ€™s do this together and make December unforgettable! ๐Ÿ’ช ๐ŸŽŠ

Join the NYX Mob to access detailed info for our December challenges!