Interval training: alternating periods of high- and low-intensity exercise for maximum benefit - includes continuing education test

American Fitness, July-August, 1997 by Kathy Stevens

* Increase the slides per minute.

* Increase the range of motion in the arm or leg patterns.

* Use movements that get across the board rapidly in a low tucked position.

* Increase the pushing and dragging of the feet across the board surface. Aerobic dance

* Include more explosive high-impact movements, e.g. squat jumps and spring jacks.

* Increase range of motion in arm and leg patterns, e.g. high knee lifts with full arm circles.

* Travel more in a horizontal and vertical range.

Kathy Stevens is a member of AFAA's board of certification and training and Reebok Master Trainer who resides in Rancbo Palos Verdes, California.