Training Stress Score (TSS) Calculator

Calculate Training Stress Score (TSS) for cycling, running, and swimming workouts. Quantify session load using normalised power, FTP, and duration

Each component has a specific meaning:

• Normalised power — The normalised power recorded for the scenario being assessed.
• FTP — The ftp recorded for the scenario being assessed.
• Duration — The duration recorded for the scenario being assessed.

Note: Interpret the training stress score result against the thresholds and context described above.

Enter the normalised power, FTP, duration for the scenario you are assessing. Calculate Training Stress Score (TSS) for cycling, running, and swimming workouts. Quantify session load using normalised power, FTP, and duration. Use the training stress score result to inform your calculation.