Marx Running & Fitness is a running and walking specialty store based in Acton and Lowell, Massachusetts. Founded in 2003, we provide top-quality running shoes, apparel, and accessories for men and women. Our expert team offers personalized gait analysis to help you find the perfect fit. We also host various events like the Bay State Marathon, Angry Chicken Race Series, and a Summer Camp for kids. Our mission is to promote a healthy lifestyle through running and fitness activities.