The likelihood that future studies will include large numbers of untreated patients is small. Various forms of treatment have become widely accepted as beneficial in most locations, and the idea of not providing such treatments could possibly be viewed as unethical. Typically, much of the recovery is thought of as occurring within the first month after the SHL event; however, a recent report found that nearly 22% of patients showed improvement in their audiometric studies beyond the first month following the onset of symptoms [16].