What Is Trigger Point Therapy? What Is Trigger Point Therapy, and How Can Runners Benefit From It? This type of massage and manipulation can get deep into your muscle fibers. Kilito ChanGetty Images You know when you’re gliding over a foam roller and all of a sudden, you hit that sweet spot—and by sweet, we mean teeth-grinding, stomach-clenching sore spot? That’s not just a sore spot, that’s a trigger point—and runners are especially susceptible to them due to the repetitive nature of the sport. Think about the math: A 10-minute mile, for example, consists of 1,700 steps, each one producing ground reaction forces about two and a half times your body weight. That’s a lot to ask of your muscles, and sometimes, they’re going to get themselves all tied up in knots over it—literally.