October 16, 2017Mark Alexander Mark Alexander presents at The 21 Convention (via the the21convention.com) Related PostsPodcast Transcript: 219 – Walter Vendel – How to Build a Successful fit20 Franchise11 – James Fisher on Single Sets vs Multiple Sets, Tim Ferriss’s Geek to Freak Experiment and Maximising Sport Performance172 – Dr Jurgen Giessing – Why One Set To Failure Is All You Need
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