Instruct: Classify Amazon reviews into positive or negative sentiment
Query: Rebounding for fun and fitness

If you have never used a rebounder for excercise before then this is the one to start with....workouts are paced to suit your skills and level of fitness..and are well presented choreographed and easy to follow..but don't be fooled a comprehensive menu lets you choose your level of workout and will take you from a beginners workout to an advanced level and yes ..you will sweat. fun and never boring...