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Katy Santiago

Article Archive

The Mighty Psoas: What It Does, Why It Matters

December 13, 2012

While the psoas major muscle affects many fitness activities, there is widespread confusion about its actual role in the body. What does this muscle do, and why is it shortened in so many people?

Anatomy of the Psoas

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Can This Psoas Be Saved?

September 21, 2012

It’s no wonder the psoas are so misunderstood. The very process of naming these muscles connecting the top half of the body to the lower half has been a series of errors spanning four centuries.

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Fit Feet: The Professional’s Guide to Training South of the Ankles

October 24, 2011

Footwear is as essential to fitness as a bottle of water. And like all sporting equipment, footwear is rapidly evolving as research progresses and understanding of human biomechanics improves. Popular books like Born to Run by Christopher McDougall (Vintage 2011) and extensive marketing campaigns for “fitness shoes” have made healthy footwear—and maybe even no footwear at all—a hot topic on the hiking trails and in the gym. Chances are you or your clients have seen Vibram’s FiveFingers® shoes and have questions about starting a barefoot training program.

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