Interval training can be a really good way to build up capacity. Swimmers, runners, and cyclists are the better known users of interval training but we do it all the time in CrossFit.
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Workout:
Rest day
Interval training can be a really good way to build up capacity. Swimmers, runners, and cyclists are the better known users of interval training but we do it all the time in CrossFit.
_________________
Workout:
Rest day
