Tip - Does Bicycling Work Your Butt Muscles? | LIVESTRONG.COM

Look at any professional cyclist and you’ll notice what USA Cycling’s endurance director calls his “strange” shape: bulging quads and big butt with a small waist. The best cyclists use both their quads and glutes, or butt muscles, to provide power with each pedal stroke. You can’t, however, just mentally direct your...