Compex FIT User Manual
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Stimulation positions 
This position will vary depending on the position of the electrodes, the muscle group 
you wish to stimulate, and the program you are using. For the objectives in the Personal 
Trainer category, which involve powerful muscular contractions, the muscle should 
always be stimulated in an isometric fashion. You must therefore fix the extremities of 
your limbs securely. In this way, you provide maximum resistance to the movement 
and prevent any shortening of the muscle during the contraction, which could create 
cramp pains and serious stiffness after the session. For example, when stimulating the 
quadriceps, the user should be in a seated position with the ankles fixed with straps to 
prevent extension of the knees.
For programs in the Wellness category, which do not induce powerful muscle 
contractions, but only mucle twitches, position yourself as comfortably as possible.
 
Adjusting stimulation energies 
In a stimulated muscle, the number of recruited fibres depends on the stimulation 
energy. For programs in the Personal Trainer category, which involve powerful muscular 
contractions, you must therefore use maximum stimulation energies (up to 694), always 
at the limit that you can endure, in order to recruit the maximum number of fibres.