I find way more enjoyable zone 4-5 training, but i do shadow boxing in front of the mirror, so it might differ. It's intense. zone 2 means it's a long thing th

I find way more enjoyable zone 4-5 training, but i do shadow boxing in front of the mirror, so it might differ. It's intense. zone 2 means it's a long thing that i don't want to do and i have time to think about it