Zone 2 Heart Rate Calculator | CFBC from CrossFit BC. Free Zone 2 heart-rate calculator (Karvonen method). Get your target range and a weekly training prescription for HYROX prep and aerobic base.
CrossFit BC is a coaching gym in Olympic Village, Vancouver, at 278 East 1st Avenue. We run CrossFit, HYROX race prep, Olympic weightlifting, small-group and 1-on-1 coaching seven days a week.