Instruct: Classify Amazon reviews into positive or negative sentiment
Query: Challenging but do-able, well-paced exercise workout.

The pacing is good, fast enough that you don't get bored but each exercise is a challenge. Very efficient. Assumes the viewer does a warm-up prior to the tape.Suggestions for workout at variable levels. Good form tips. Includes a 7 min ab and butt workout and posture tips. Good selection of exercises. With the use of heavier weights as the viewer progresses, this video will be useful for a prolonged program of getting in shape.