Stretching is a form of physical exercise in which a specific muscle or tendon (or muscle group) is deliberately flexed or stretched in order to improve the muscle's felt elasticity and achieve comfortable muscle tone.

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An Italian study of about 3,300 men concluded that stretched length was measured on average to about 13 cm (5 in)

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19f/1.65m/53kg I've learned to embrace my stretch marks :)

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