Outside Vo2 max workout - turns into anaerobic zone work

[Beneluxrider]

When VO2max turns Anaerobic

Just got done with a VO2 session. It was hard. Looked at my power and heart rate ex post facto and noticed something. A lot of time spent both in “anaerobic” power and heart rate values. Is this a bad thing if the goal of the workout was to drive up aerobic adaptation by way of working at or close to VO2max? [Screen-Shot-2021-04-28-at-1.39.40-PM] Obviously, I could assign a lower power range for these intervals that stays within my Z5 level, but I’ve heard numerous folks say “Full Gas” and w…