If You Get Out of Breath Quickly, It's Not a Lack of Oxygen

RL Sport Triathlon Coaching

▶️ If you get out of breath quickly while swimming, you probably think you're running out of air. However, in most cases, it's not an oxygen problem. In this video, I explain why it's actually your CO₂ tolerance that limits your breathing, how to measure your level with the BOLT test, and most imp