Sub-Threshold Vo.4
- Cycling
- 1hTime
- 64Stress
- 0.80Intensity
- 140Popularity
About this workout
This workout focuses on building aerobic durability with a solid tempo effort just below threshold, perfect for extending those climbs or maintaining a strong pace on group rides. It’s a time-tested staple when you want to boost your endurance without overcooking, with 4 × 3 minutes at 94% FTP and brief recoveries to keep you sharp.
Workout structure
- 4:30 min @ 45-65% (45-65w)
- 30 sec @ 50% (50w)
- 2 min @ 70% (70w)
- 2 min @ 75% (75w)
- 2 min @ 80% (80w)
- 1 min @ 50% (50w)
- 4X
- 2:30 min @ 94% (94w)
- 30 sec @ 45% (45w)
- 2:30 min @ 94% (94w)
- 1:30 min @ 50% (50w)
- 2 min @ 75% (75w)
- 2 min @ 80% (80w)
- 2 min @ 85% (85w)
- 2:30 min @ 90% (90w)
- 2 min @ 85% (85w)
- 2 min @ 80% (80w)
- 2 min @ 75% (75w)
- 2 min @ 80% (80w)
- 2 min @ 85% (85w)
- 2:30 min @ 90% (90w)
- 2 min @ 85% (85w)
- 2 min @ 80% (80w)
- 2 min @ 75% (75w)
- 5 min @ 65-45% (65-45w)