What works your abs the most? According to this article, done by researchers for ACE, crunches still reign supreme! Check it out and let me know what you think.http://www.acefitness.org/prosourcearticle/3764/abs-abs-abs?utm_source=ProSource&utm_medium=email&utm_term=March%2B2014&utm_campaign=ProSource
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AuthorMonica Knapp Archives
June 2016
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