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Excerpt — EuropeActive's Essentials for Personal Trainers

Personal Training Business Expansion

An important prosperity scenario is expanding a personal training business by employing multiple personal trainers. This is possible by hiring them as employees or by connecting them to the business as self-employed contractors. Naturally the consequences differ greatly.

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Execution of Exercises

One of the most important interventions is related to how an exercise is performed. The personal trainer must be able to intervene to help the client demonstrate safe and effective exercise technique.

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Hormonal Responses to Acute Exercise

Up to this point, the discussion has focused primarily on the general structure and function of the endocrine system. Normal bodily function depends on the timely release and inhibition of a variety of hormones as they work together to bring about important actions at their target organs.

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The roots of periodisation come from Hans Selye’s model, known as the general adaptation syndrome, which has been used by the athletic community since the late 1950s (Selye 1950). Selye identified a source of biological stress referred to as eustress, which denotes beneficial muscular strength and growth, as well as a distress state, which is stress that can lead to tissue damage, disease and death.

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