Cell Phone Radiation Protection: Bluff or Fluff?

Now that the issue of cell phone radiation is starting to take center stage, with more media attention, official warnings and increased public awareness, we can expect to see more and more products on the market claiming to provide protection. So, how is the consumer to know which of these products really works and which are just bluffs and gimmicks designed to take their hard-earned cash and put them in even more danger due to the false sense of security they provide?