Master Testo Pro
Isometric contractions involve only muscle tension, w Master Testo Pro hout any movement. They are more effective if the effort is maximum or submaximum maintained for 5 to 10 seconds. Advantages of isometric exercises They produce a very rapid increase in strength. They do not require specific material. Master Testo Pro is not necessary more than one repet Master Testo Pro ion per day per exercise. A full training session takes only a few minutes.
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