Apr 22, 2011 - Cronogenics today introduces myFitness! 1.1 for iOS, their Health & Fitness app that acts as a virtual trainer, providing a customized, challenging, new exercise routine for every workout. myFitness! operates on the proven principles of muscle fatigue and muscle confusion. The user moves quickly from one exercise to the next, causing the muscles to fully fatigue. It features: a Workout Generator, which creates a randomized workout lasting 60-75 minutes, and complete instructions with photos.