Clinical Research Directory

Inclusion Criteria: 1. Parent (or legal guardian) must: * Be between 18-65 years old * Use a mobile Apple or Android device (e.g., smartphone, tablet) * Have a mobile data plan or reliable access to home Wi-Fi * Have an active Facebook account 2. Child must: * Be 9-12 years old * Live in the residence of parent (at least 50% of the time) 3. Child and parent must: * Be able to speak and read English. * Be insufficiently physically active (adult: \<150 minutes/week moderate physical activity or \<75 minutes/week vigorous physical activity, child: \<6 days/week of 60 minutes moderate- to vigorous-intensity physical activity) * Be able to engage in physical activity. * Live within 75 miles of the UF campus Exclusion Criteria: 1. Parent currently, or trying to become, pregnant. 2. Current participation in a structured physical activity or weight loss program (children playing sports will be permitted) 3. Currently enrolled in a research study focused on changing diet or physical activity. 4. Use of weight loss medications 5. Child current use of Fitbit (or similar physical activity device) 6. History of eating disorder 7. One parent and one child per family unit may enroll