Certified Personal Trainers

Access articles for established certified personal trainers to assist in their fitness training programming.

Isometric Towel Workout

There are three different types of muscular contractions: concentric (shortening of the muscle), eccentric (lengthening of the muscle) and isometric (muscle doesn't change length and the affected...

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Five Rules for Building Muscle

One of the primary cited goals fitness clients have is to build more muscle. After all, the benefits of resistance training and adding lean tissue are limitless and benefit us not only physically,...

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