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Interval Cardio (anaerobic, not needing oxygen to supply energy) (heart rate is …


Interval Cardio (anaerobic, not needing oxygen to supply energy) (heart rate is between 90-100% of your maximum) Four to six challenges that are 60 – 90 second bursts of exercise with rest periods in between. Each progressive challenge is incrementally more intense than the last. As each challenge becomes more intense, the rest periods become longer. The goal is to be totally recovered and ready for each challenge. Example; the 100 yard… FULL ARTICLE @ tillfit.com/…



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