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Why it really works: This exercise stretches and strengthens your hamstrings, that are the muscles on the backs of the thighs that attach to the knees. Why it works: This exercise strengthens the muscles on the fronts and backs of your thighs, along with the gluteus. Why it works: This exercise strengthens the muscles on the fronts and backs of your thighs, in addition to your buttocks. You may even break it down into three 10-minute sessions every day, which works simply as properly. We may even take this to the next problem and use a K9FITvest |
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