28% of Swiss dentists recommend unnecessary fillings
Source: JournalistsResource.orgWhen it comes to your health, your doctor usually has an information advantage. She knows about treatment options, which options are appropriate and what those treatments cost. You rely on her to make recommendations. Even after treatment, you may not know if the course of action was the best available, how well it worked, or if the cost was justified.
Researchers in Switzerland found that a significant number of local dentists abuse this relationship.