In various parts of the world, the educational background for nurses varies widely. In some parts of eastern Europe, nurses are high school graduates with twelve to eighteen months of training. In contrast, Chile requires any registered nurse to have at least a bachelor's degree.

In some instances, it could be argued that Online Nursing Degree this is as a natural professional evolution and recognition of the outstanding clinical expertise some nurses have attained over the order of their careers in areas such as lesion management.