Daniel J. Frey – författare

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1 produkter

1. 

   Runner's Guide to a Healthy Core

   How to Strengthen the Engine That Powers Your Running

   Av Daniel J. Frey

   E-bok, 2016

   173 kr

   Lägg i varukorg

   Every runner knows that you need more than just sturdy legs to achieve personal best performances and to stay injury-free. To reach your optimal running potential, you need a strong and healthy core. Not only will having proper core strength give you toned abs and thighs, but it will also ensure …