70.3 Training

Ready to step up to the half-iron distance? Aiming for a 70.3 PR? You've come to the right place. Here, coaches, editors, and pros share their top tips for going long—and crushing your goals.

Want guidance on your next half-iron distance race? Check out 10 Weeks to Your Best 70.3—a complete training program led by top endurance coach Jim Vance—free with an Outside+ membership!

Training Plans

Whether you are trying the 70.3 distance for the first time or are looking to crush your best time, you need a plan to get you there.


Talk is cheap; triathlon isn’t—but that doesn't mean you have to break the budget. Here's how to be smart about every purchase.


Nutrition is called triathlon's fourth discipline for a reason.


Because triathlon is about more than swim, bike, and run.