TS 015: O2 Tolerance Table 1

O2 Tolerance Table 1 In this episode of THE SPEAR a SpearoBlog show, I walk you through the first O2 Tolerance Table. You asked how you could improve your breath hold. This is how. OK let’s dive into this episode. Enjoy.   Get THE SPEAR On Your Phone iPhone and other iOS devices you can […] The post TS 015: O2 Tolerance Table 1 appeared first on SpearoBlog.