Health insurers are increasingly relying on outside firms to help rein in the skyrocketing costs of imaging scans like MRIs. But when these middlemen clash with doctors about what tests are needed, consumers can get caught in the crossfire.

This article explores the health care revolution created by the internet, explaining how the Web has helped patients take better care of themselves.  It explains that individuals with health care concerns are now able to use the internet as a health resource so they can study up on their disease.  Not only is the individual more knowledgeable as a result but sometimes they are able to find better treatments, insist on better health care or even collaborate with medical professionals.