30-Minute Low Impact Lower Body Workout – Whether your knees are acting up or you just need a small break from all the plyometric and HIIT training, this low impact routine is sure to give you the results youre looking for without too much stress. Weve included modifiers for some of the tougher moves so you can adjust until youre comfortable! For this routine, complete each move as many times as possible in 1 minute. Repeat the sequence 4 times through.