Aerobic Base Build | 8-Week Zone 2 Primer | CFBC from CrossFit BC. Build the engine underneath every hard session. Free 8-week Zone 2 primer for HYROX and CrossFit. Find your number, raise the ceiling.
A free CrossFit BC resource, written by our coaching team and used with members inside the gym. No fluff and no filler: the same worksheets, checklists, and guides we hand out in Olympic Village.