GamerFit Condition
BehavioralParticipants receive a Fitbit device, the GamerFit app on their mobile device, exergaming console and games (Nintendo Switch) (where applicable), and follow a 12-week exergaming curriculum provided by the app. Physical activity (PA) increases during the intervention up to 60 minutes/session. Other interventional aspects include weekly reminders, exercise and health related video materials, and weekly telehealth sessions with an intervention coach.