Workouts / HIIT
HIIT
VO2 Max Blaster
High intensity intervals to boost your top end power. 5x3 minutes at 115% FTP.
Duration55:00
TSS49
IF0.73
Blocks4
Time55:00
TSS49
IF0.73
Profile
Targets in % FTP
100%50%0%
0:0027:3055:00
Z1 73% · 40 minZ5 27% · 15 min
Intervals
4 blocksZ1
Warm-upLong warmup
15:0050%Repeat 5×
Z5
IntervalVO2 Max Effort!
3:00115%Z1
RecoveryRecover fully
3:0050%Z1
Cool-down
10:0045%What it trains
VO2-focused intervals raise aerobic ceiling and repeatability for attacks, climbs, and hard surges.