There are many roads to fitness, but sharing the journey with another person not only makes it more fun and interesting, it also provides incentive to keep going when the going is tough. Training with a partner allows you to incorporate new drills into your regimen, and creates a sense of camaraderie that can improve the overall experience. We asked Nike Training Club (NTC) trainers Erin and Flor from Austin, Texas, to share their perspectives on pairing up at the gym, as well as other tips they had for getting the most out of your workout. Here’s what they had to say: There’s research ...