marcus . fit

The Oxygen Advantage is a book with a singular claim: breath right, and every cell, muscle and organ will level up. A lifetime of breathing through the mouth, modern diets, and activities sedentary has left the respiratory system confused. Instead of ensuring a hearty supply of oxygen to my cells, the more intensely I breath the more I'm actually suffocating my organs!

You can measure it, claims the author, with a Body Oxygen Level Test (BOLT). A simple breath holding exercise that exposes the character of your respiratory system. I'm putting these theories to the test, by moving my BOLT score higher, entraining my autonomic nervous system to do the right thing again. This is my progress so far: