Strong, healthy glutes are essential for running; they are the primary driver and power source. Yet, sometimes despite their good health and adequate strength, they fail to perform. The main culprits are sleepy glute muscles and an unstable platform. In a two-part series, How to Fire Up Your Glutes, Coach Amy provides a guide to overcoming these issues and getting the most out of your running glutes. In Part I, she explains how glutes can fall asleep on the job and how to wake them up.