Workouts
Workout
Four 8-minute intervals at high intensity, matching protocols shown to be effective for VO2 and FTP gains.
warmup
Intensity: 55%
Repeat 4 times
active
Intensity: 108%
recovery
Intensity: 55%
cooldown
Intensity: 45%
VO2-focused intervals raise aerobic ceiling and repeatability for attacks, climbs, and hard surges.
Useful when you want sessions that match tags such as VO2 Max, 4×8.
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