Training Fundamentals
This is the ability to perform lower-intensity exercise (like running or cycling) for a long period, often measured at 60–75% of max heart rate. It differs from stamina, which involves shorter bursts of higher intensity.
Endurance
This is the ability to sustain a high-intensity effort (like repeated sprints or strength sets) for a short-to-moderate time. It differs from endurance, which focuses on sustaining lower intensity for longer
Stamina