How to "Dumbbell Crunch" ?


    Keep abs tight and your back flat on the floor at the start. Pull the shoulders up off the ground. Neutral grip (palms facing inward).

    Our application for personal trainer allows you to teach the "Dumbbell Crunch" properly

    With Hexfit, you can create training programs, simple or complex, using our exercise bank which contains more than 10,000. You will be able to send it to your customers by suite via the mobile app.  You can even centralize all the information concerning the follow-up of your clients and the creation of your training programs.