brian mackenzie
@brianmackenzie
human performance | @shiftadapt | coauth #UnPlugged #UnBreakableRunner #PowerSpeedEndurance |
ID: 66222723
http://shiftadapt.com 16-08-2009 23:50:10
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"Trap" breathing vs diaphragm using Training Mask w/ the amazing Annie Thorisdottir and super coach Jami Tikkanen youtu.be/YcJ4kaYff-I