Respiratory Rate: What It Reveals About Your Body

Breathing is so automatic that we almost never think about it. Yet a very simple variable can reveal a great deal about our physiological state: respiratory rate. Respiratory rate refers to the number of breaths a person takes per minute. Each breath includes an inhalation and an exhalation. Along with heart rate, blood pressure, temperature, and …

Unlocking Endurance: The Science and Practice of Zone 2 Training

In the endurance sports world, few topics have generated as much discussion lately as Zone 2 training. Once considered a basic form of “long, easy miles,” this intensity zone is now at the center of debates among coaches, athletes, and scientists. But what exactly is Zone 2, why does it matter, and how can athletes make …