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Claire ThomasClaire Thomas
/Core Challenge leave!

W5/D2 HIIT

5.0|25 min|524 comments
It’s interval training day! 💪 For this workout you’ll need to be on a track, treadmill, rower, bike, or other piece of cardio equipment. You can also do this one running outside. The following intervals should be at a fast... more


Community

C
Cecelia 1y ago
Sweaty as heck!
K
Kara 1y ago
Love that this is getting me back into running!
E
Eva 1y ago
HIIT in the Gym program - love it!
R
Ruth 1y ago
I loved this workout! I can definitely feel the strength today ❤️❤️
K
Kirsten 1y ago
Loved this!

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