Some people think that just because their equipment is working properly, it would last like that for a long time. On the outside it may look fine, but the interior of the machine may be starting to have small problems. For example, if equipments with springs are exposed to dampness, the springs may get rusty and may lose its ability to compress and bounce back. The equipment could facilitate a very effective cardio workout especially when tension is set to impact the knees. In comparison, the recumbent bike could burn more calories than everyone s favorite, the treadmill. However, it could burn less calories compared to the elliptical machine. This machine is not the type that experts usually recommend to people who need to shed off more than 30 pounds of excessive weight. You should be aware that there are just too many of them. You could not possibly choose, buy, and use all. It would be appropriate if you choose one and decide to use it regularly. To be able to make the best choice, it would be helpful if you would know what to expect from several of the most popular cardio exercise equipment available. Non-impact cardio machines are best recommended for people suffering from chronic joint problems. Lastly, hand ergometers are cardio exercise equipment for the handicapped. The item is highly recommended for people with broken legs, surgically repaired knee, and sprained ankle. In general, hand ergometers are better in increasing heart rates than almost any other cardio exercise equipment. But do you understand how the equipment could do that? Cardio exercises facilitated by such machines tend to move every muscle in the body. In the process, more oxygen is used up by the muscles during an exercise. The heart would be prompted to pump more blood. The heart rate rises in the process. In the same way, metabolism is accelerated and more stored calories in the body are consumed up. Here's a brief overview of the things you need to look for in a cardio exercise equipment: 1. Quality - You essentially get what you pay for, that is why in making a purchase it is important to go for the quality more than anything else. You may be tempted to buy cheaper equipments but remember, most of them are mass - produced.