Flex Fitness funktioniert nicht

Flex is the free, simple, and engaging app that does the planning and tracking so that you can just focus on your workouts and achieve your goals.  Whatever your time commitment, physical goals, experience, or access to equipment, Flex has the right workouts for you.  Flex’s workout guide will lead you through your workout step by step, telling you which exercises to do, how to do them, how long to rest for optimal results and notifying you when you need to start your next set.  Find and use the most effective workouts and programs designed by personal trainers, tailored to your goal and whether you workout at the gym or at home.  Use the Flex apple watch app to log sets and complete workouts without needing to constantly check your phone.  Follow us on instagram @flex. ai to join the community! • Premium workout experience: music integration, plate calculator, etc.  Flex can automatically increase or decrease the difficulty of your exercises in your program based on past performance.  Choose any combination of equipment, goals, muscles worked or quick freestyle workouts.  Edit one of our programs or build your own into Flex with the custom plan builder.  Flex handles that and makes working out more engaging with features like streaks and progress charts.  Forget about researching exercises, programs and keeping track of all your progress.  Hundreds of workouts and programs for you.  Control your music without leaving the app thanks to native Spotify and Apple Music integrations.  Move around exercises, change exercises, add/remove sets.  You also have the spreadsheet view where you can fully modify your workout on the fly.  Lose weight or build muscle.