Ignite by Spri Hi-Intensity is a collection of 4 workouts led by Brett Hoebell that are each approximately 25 minutes long. They are supposed to be super intense 25 minute workouts--in fact 3 of them have HIIT in the title. HIIT stands for High Intensity Interval Training; however, I did not find any of these … Continue reading Ignite by Spri Hi-Intensity