The general rule for the use of aerobic training machines, is to exercise at least 4 times a week. If your program is intensive, http://www.dietmythsandfacts.com/2013/10/cruise-control-diet-book.html you should spend 30 minutes of exercise, and if the program is moderate, you should consume 45-60 minutes of exercise. Follow this program for four weeks and you will notice changes in your body and your physical condition. It is beneficial for the cardiovascular system, improves the physical condition and works the muscles of the legs, buttocks and abs. It is suitable for advanced and beginners.