Integrate the Corefit I into your daily routine to specifically activate your abdominal muscles and burn fat. Use it during your short breaks in the home office, while hanging out the laundry or even while relaxing on the couch. Each use not only helps to build muscle, but also helps to reduce excess fat and achieve a slimmer, defined core. With just a few minutes of exercise a day, you can achieve noticeable results and feel more comfortable in your own body.