It is either the long winter, cold water or just to much lack of oxygen, which made us come up with this new training method for apnea.
[YouTube=http://www.youtube.com/watch?v=T2RGTTpjNOE]
It is either the long winter, cold water or just to much lack of oxygen, which made us come up with this new training method for apnea.
[YouTube=http://www.youtube.com/watch?v=T2RGTTpjNOE]