Welcome to the InsideRRR guide to the Halvfems workout in week 2 of the “Build Me Up” training plan on Zwift.Read on for details of the workout, and see our own workout data.
Halvfems means 90 in Danish, and this work is the second of 3 workloads build around zones at 90% FTP.
The workout consists of 3 x 12 minute blocks at 90% FTP. The first block is 12 minutes of 90% FTP at high power low / cadence. The second block contains 1 minute intervals at low cadence / high cadence in alternation. The final block contains 2 minutes high cadence, 1 minute standing in alternation.