[Powered by iFIT] - Get more out of NordicTrack with iFIT Get coaching by expert iFIT Trainers in workouts that adapt to your fitness level and goals with our SmartAdjust technology (iFIT subscription required) [ActivePulse] - Heart-rate-zone training is effective and iFIT makes it easier than ever. With a heart rate monitor, ActivePulse automatically adjusts the speed and incline to keep you in the targeted zone (subscription required) [SmartAdjust] - Your treadmill automatically follows your iFIT Trainers speed and terrain, and adapts to your fitness level (subscription required) [AI Coach (coming soon)] - iFIT AI Coach will help you set a goal, then automatically schedule the right workouts for you (subscription required) [0-10 MPH] - 0-10 MPH means you can run up to a 6-minute mile pace right on your treadmill. Pick the speed that feels best, or iFIT can control your speed automatically for a hands-free, immersive experience (subscription required) [KeyFlex Cushio