“…For example, in a review of information and communication technologies promoting PA to children and adolescents, only three of the nine studies included texting as part of the intervention, and only one of these promoted only PA. 40 Although studies have investigated text messages as a method for promoting PA alone, 41–44 most have promoted PA along with other behaviors, such as improved diet; 45–58 and/or reduced sedentary behavior. 48,49,51,53,56,57 Of these, most were designed to promote diabetes 41,46,47,50,54 or weight 48,51–53,55,58 management. Further, while some studies have investigated text messages as the primary intervention mode, 41,45,59 most have incorporated them into multi-component interventions that combined text messages with other intervention components such as in-person meetings, telephone calls, apps, and/or online programs.…”