SPRINT™ is a 30-minute High-Intensity Interval Training (HIIT) workout, using an indoor bike. This high intensity, low impact workout, is scientifically proven to return rapid results. The 30 minutes you put into a SPRINT™ workout drives your body to burn calories for hours. Combining bursts of intensity with periods of rest prepares you for your next challenge. Helping you smash your fitness goals, fast.