Threshold

4x4Min. EB

  • Cycling
  • 47mTime
  • 47Stress
  • 0.77Intensity
  • 30Popularity

About this workout

This 4x4 minute effort pushes you to 97% FTP, simulating the hard efforts needed to hit your best in group rides or time trials. It’s a classic VO2 max workout that builds the aerobic ceiling, making it indispensable for those looking to sharpen their top-end punch.

bbieri

Workout structure

  • Warm-Up 10 min @ 33-82% (33-82w)
  • 4X
    • Active 4 min @ 97% (97w)
    • Rest 4 min @ 50% (50w)
  • Active 5 min @ 50% (50w)