Workouts
Workout
Hard Starts 5x4
Interval
65 min
IF 0.62
5×4:00 hard-start VO2 intervals (30s @ 140% then 3:30 @ 105%) with equal rest.
Duration
65 min
Blocks
5
Intensity
0.62
Views
9
Workout analysis
Session profile and interval structure.
warmup · 60%15 min
Repeat 5 times
active · 140%30s
active · 105%3m 30s
recovery · 50%4 min
cooldown · 50%10 min
Training purpose
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, hard start, hiit.
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Session summary
Ratings, tags, and related sessions.
Tags
vo2
hard start
hiit
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