How to Train Your Gas Tank Like a Navy SEAL
The Navy SEAL Secret to an Elite Gas Tank: CO2 Tolerance Training
Most men think that building an elite gas tank is only about zone 2 cardio, VO2 max sessions & leveraging oxygen.
Now while we also have discussed the benefits of zone 0-1 training in this article here, using rucking & other intelligent training methods…
An underrated & advanced method of elite gas tank development is something NAVY SEALs use in their training in order to be able to handle high stress environments & still perform at an elite level….training their nervous system to stay calm when carbon dioxide is flooding their bloodstream and every fiber is screaming to breathe.
CO2 tolerance training.
The fear of excess CO2 in your lungs is one of the most powerful & primitive we have.
In fact, you can lose the function of the amygdala, the part of the brain responsible for fear….
And your brain will still freak out if it detects excess levels of CO2…
he first thing you do in any stressful situation, like getting into a cold plunge or stepping into the ring for your first sparring session...
The bodies immediate reaction is to inhale more frequently & hyperventilate.
While this can be beneficial in some circumstances, the untrained man hyperventilates himself into exhaustion while the elite operator stays calm, breathes less, and performs longer.
The good news: CO2 tolerance is completely trainable. And this is exactly what Navy SEALs systematically develop through their selection process…
The ability to override primitive panic responses and operate when every signal says quit.
This article breaks down the exact training methods you can use today to build elite CO2 tolerance, raise your lactate threshold, and forge mental composure under pressure without expensive equipment, dangerous breath-hold protocols, or adding hours to your training week….



