Cardio and HIIT
Background: my maximum pulse rate is 180-185. (That's based on a VO2Max test by my doctor's office last October; I hit 180, and felt like I could keep going a few more seconds.)85% of 185 is 157.When doing 1 hour cardio (at a level equivalent to walking maybe 5.2 mph; that's maybe a little more than "brisk"), I can spend the last 30 minutes with my pulse above that. So doing intervals where that's the high doesn't make sense.My doctor recommends 1 minute high to no more than 2 minutes low, with…See More










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