Regular exercise should be part of our everyday if not our weekly activity. However, if you feel that traditional exercise methods like walking, running or biking are too hard on your joints you need a low impact form of exercise. There are many elliptical trainer exercise advantages, one of which is the extremely low level of impact on the body. It's like exercising on a cloud when you work out on one of these machines. You will not believe how smooth each motion is, or how effective a workout on an elliptical can be.