Text4Diet: A randomized controlled study using text messaging for weight loss behaviors

► Weight loss between the SMS intervention and control groups was minimal. ► There were no group differences in weight loss at 6 or 12 months. ► SMS adherence was associated with greater weight loss at 6 and 12 months. ► Participants' steps/day increased over the 12-month study period. ► Satisfaction with SMS was moderate to high.