indoor triathlon training

9 Reasons to Take Your Triathlon Training Indoors

For a faster finishing time, gain the inside advantage.

Despite their deep tans, top-level triathletes do some of their most critical work indoors. “Even people like Ironman world champion Chris McCormack do indoor workouts, and do so when it’s nice out,” says Kai Karlstrom, a Tier 4 trainer in Chicago who is competing for Team USA at the Sprint Distance Triathlon World Championships in London this September. “He tweets about his indoor rides!”

It may sound counterintuitive, but if you’ve got a swim-bike-run on your summer agenda—or are participating in our upcoming qualification trials for September’s Nautica Malibu triathlon—factoring in some indoor prep may put you at an advantage al fresco. Here’s why.

Have questions about training for an endurance event? Tweet us at @Equinox using #EQWisdom and Kai Karlstrom will share his expert advice.