Join Nike Master Trainer Betina Gozo for this HIIT interval workout that will leave you thanking her for your toned body and tight booty! The workout includes three intense circuits of full-body moves, each time varying your work and rest periods. Bring a water bottle; you will crave those breaks. (Don't worry, you get them!) Betina's can-do attitude and constant smile will encourage you to push it to the limit! Ready? Let's HIIT it!