Even in the case of general fitness, training has its own well established rules. These rules refer to different aspects of doing the exercises: dosing (the number of series), repeating, intensity, rhythm, etc; but considering all these aspects is not enough. It is very important for the exercises to be performed correctly.
It is not easy at all for a beginner who has read something about fitness or to whom somebody described exactly how to do an exercise, to do it impeccably starting with the first sessions of training. Many times he has the impression that he does a movement correctly, even when he can see himself in a mirror from the gym. But only the experienced ‘eye’ of an instructor who has worked many programs for beginners is able to correct him effectively.
On the other hand, it is possible for the beginner to have the feeling that his modality of doing the exercises is wrong. If this is not the case, he needs, again, the instructor, to assure him his performance is correct. It is dangerous for the fitness practitioner’s health and body state to self-educate from the first sessions. There are many positions, angles, programs of the...