Fear and hesitation have a rightful place. As survival mechanisms, they’ll often kick in subconsciously and instantaneously. They help us avoid dangerous situations or at least bring caution, which gives us some time to think. In 2019 though, we often find here we have an almost inverted signal in much of our work and even...

Freedivers often use some specific “training” tables to train their breath holding abilities. These are set breath hold times with specific rest intervals that increase CO2 tolerance among other things. On the other side of the coin, free diving and spearfishing themselves both will increase breath hold abilities. There is value in the incidental gains...