SmartReview.com got a demonstration of the Precor AMT® 835 (Adaptive Motion Trainer) at the Athletic Expo in Orlando, FL. The AMT 835 is a unique machine that can be a stepper, elliptical, and treadmill all in one. Open Stride technology allows you to adjust your stride length on the fly, without settings.

Smart-Review Elliptical Buying Guide 2016
http://www.smartreview.com/elliptical-trainer-buying-guide

Precor AMT 835 Adaptive Motion Trainer Review
http://www.smartreview.com/precor-amt-835-adaptive-motion-trainer-reviews