As we watch the Olympics, one cannot help but notice the stress the women participants are putting on their bust lines. Watching Lolo Jones in the hurdles was painful and not only because she hit that last hurdle and finished out of the medals.

You will have probably seen an elliptical trainer if you have ever browsed around the exercise section at your local sports shop, visited a gym or even watched a film with a work out scene. However, you may not be aware of the benefits of using one. At first glance you may look at an elliptical trainer and think that it looks like any other piece of gym equipment. So what makes them so popular.