Anaerobic Capacity Maintenance #1

Duration 58:00 TSS 66 IF 0.83
warmup 10:00 @ 50% FTP - 74% FTP
8x
01:00 @ 121%
01:15 @ 50%
25:00 @ 80%
cooldown 05:00 @ 65% FTP - 51% FTP
The focus today is on quality. With this in mind, the intensity is completed early in the session with 8 x 1 Min Anaerobic Capacity Intervals before finishing with a 25 Min zone 2 effort.

Observe your Heart Rate response during the 25 Min effort. How much does it increase throughout the effort?