Billat 30-30’s with Xert, Vo2Master, and PerfPro

Billat 30-30’s Are a Great Way to Improve Your Ability to Suffer Under Load!   Xert has zones that flex with time spent above Threshold. When you bite into HIE, the Xert Dial responds by reducing the band of yellow or orange, and expanding the Purple arc, which is theoretically not possible to surpass. When […]

Xert 5MMP

Xert 5MMP – Can I REALLY Achieve A Breakthrough? I’m just nine days out from my Peak date per Xert. My Xert 5MMP is reading “355”, and it floats between 355 and 357. I rode some 5 minute intervals yesterday and barely broke 302! The Vo2 data is showing that 355 will be a true […]