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Claire ThomasClaire Thomas
/Core Challenge leave!

W2/D2 HIIT

5.0|20 min|1480 comments
Begin this workout on a treadmill, rower, bike, or other piece of cardio equipment. You can also choose to do this workout running outside. Your cardio pace should be fast, but not an all out sprint. It shouldn’t be slow eno... more


Community

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Matt 1y ago
First time pushing myself hard in a while because it’s been so cold out. Added 50 push-ups after! Feeling accomplished!
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Tanner 1y ago
One of the best
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Natasha 1y ago
Gooooood on the rower
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Sarah 1y ago
Always love on repeat
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Ashley 1y ago
Breathing hard after that.

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