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When you turn the Oxy Twist Swing Chi machine exerciser on, it shakes, wiggles and jiggles your legs for 15 minutes.
If the shaving head jiggles or shakes loose from the razor it may not be installed correctly.
Various tests of sports bras-from the above study to more informal reviews in women's magazines and sports web sites-confirm that a good sports bra will help you avoid unwanted jiggles.