Tempo #6

Duration 01:03:00 TSS 74 IF 0.84 Has instructions
05:00 @ 50%
5x
00:30 @ 65%
00:30 @ 80%
03:00 @ 50%
10:00 @ 81%
05:00 @ 50%
10x
00:20 @ 200%
02:40 @ 60%
05:00 @ 50%
After first completing a solid 10min high-end tempo effort, the session finishes with 10 x 20sec near max effort, with 2min 40sec recovery.

During the sprint efforts, observe your peak HR after each sprint. Is it climbing as the session goes on?