but that said I want to have also my adrenaline rush you know so like many people I but how much does it feed into it so for examp example if and I've often thought about this now as I just want to make sure my zone 2 is above 3 watts per kilo would I be better off taking that extra training if I have one additional training session per week should I make it an additional Zone 2 workout so then I do four now should I be doing a fifth one or should I be taking that fifth one and doing a V2 Max protocol and that's that's what we'll typically prescribe to our patients is a 4x4 protocol of you know highest intensity sustained for 4 minutes followed by four minutes of recovery and and then repeat that four five six times