a recognition that genres are situated within discourse communities, wherein the beliefs and naming practices of members have relevance an emphasis on communicative purpose and social action an interest in generic structure (and its rationale)
Because of the potential implication of circulation disorders, darkened skin around the ankles that is not immediately explainable by simple environmental factors should be promptly called to the attention of a medical doctor for appropriate diagnosis and treatment.
There are several possible causes of brown toenails. Repetitive trauma (like running in a shoe that is too small, for example) can make the area under the nail bleed, causing a subungual hematoma. Also, certain myotic infections (fungal infections) can cause the underside of the nail to gather fungal debris of a brown or clack color. Women of color may get dark stripes or dark areas in their nails that are completely normal.