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Can flexing your muscles make them stronger?
Flexion and flexion are not only popular in bodybuilding competitions, but are actually exercises that help increase muscle strength. Because when you flex your muscles, you are creating temporary tension that causes the muscle fibers to shrink or contract. Some specialized exercises such as Isometric exercises strengthen the muscles by tensing them and holding them still, the force is produced while the length of the muscle bundle remains the same.
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