Two-hundred forty individuals will be screened with the goal of consenting and enrolling 124 patients and 88 patients completing the study. The investigators' study protocol will consist of 13 study visits including four testing days, one before (V1), and one on the day of the tenth session of tDCS (V11) followed by the structured Group Lifestyle Class, and another test visit (V12) (2 months into the group lifestyle class), and a final test visit approximately 4 months after beginning the stimulations (V13).
The purpose of this study is to investigate if transcranial direct current stimulation (tDCS) can increase the effectiveness of cognitive training to reduce impulsivity in individuals with obesity, and to evaluate weight change with these individuals. The long-term goal of this research is to develop new treatment approaches for individuals with obesity.