How to Find Your Zone 2 Without a Lab | CFBC from CrossFit BC. Five field-tested ways to find your Zone 2 heart rate without lab testing: nose breathing, the talk test, RPE, heart rate, and the MAF formula.
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.