- maybe you can "stack" both into one day.
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Shred Cardio Only 6 Blast 16:23 min
Just Metabolic Conditioning- 29:53 min
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there's also the premixes
PremixesStep Express = 32 mins
Cardio Supersets + Step = 63 mins
Cardio Supersets Express (Rounds 1-4)= 26 mins
Cardio...