He shares stories about people and companies working consistently in controlled periods, highlighting what they do during that time to create and maintain success. (ajjuliani.com)
In other words, it's done for brief, controlled periods of time. (onnit.com)
Before starting the exercise routine, the study participants underwent a 6 week control period in which any «natural» changes in fitness, strength, and muscle were observed. (ahealthblog.com)