Month: June 2020

3 HIIT Workouts for Beginners: Start Interval Training and Sprint Running!

This High-Intensity Interval Training (HIIT) guide is probably the best interval training guide in the galaxy. My justification for such a bold claim? We’re really good at this stuff, AND we have dinosaurs and Muppets. Plus, lots of great gifs: We build custom interval training programs just like the ones in this guide for our …

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