 Outcome measures - The subjects will be submitted an evaluation before t0 the application of non-invasive cortical stimulation active and sham and immediately after t1. These assessments consisted of neurocognitive tests that assess cognitive function and attention span of the patients. The tests will be applied i Trail Making Test part A and B; ii digit span forward and reverse order; iii digit symbol; iv C; v D2. Thus, the following items were assessed: i attentional focus digit symbol, AC and trail making-part A; ii maintaining the attentional focus D2 test; iii attentional span digit span forward; iv the ability of mental manipulation digit span backward and trail making test- part B; v ability to resist interference D2 test. 