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Rob RichesRob Riches
/28 Day Challenge

Day 12 - Core & Cardio #4

5.0|45 min
Interval Cardio (also known as HIIT) consists of short bursts of all-out effort (high intensity level with maximum speed/output), followed by a period of lower intensity recovery period (reduced intensity/effort level, but no... more

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Day 2 - Core & Cardio #1