Cancer is one of the world's most lethal diseases. Unfortunately, it is also one of the costliest to treat and one for which you can’t totally be prepared. It may happen to anybody at any moment. If you pause for a moment, you will undoubtedly recall a friend or family member who has suffered from this awful ailment. People may be able to fight cancer today thanks to modern medical science, but the expenditures of treatment and rehabilitation can put a significant burden on your finances.