Sports to Prevent Obesity: Feasibility and Pilot RCT

Inclusion Criteria:

* In 4th or 5th grade of a participating school at time of enrollment
* BMI greater than or equal to the 85th percentile on the 2000 CDC growth charts
* Medical clearance obtained from primary care provider

Exclusion Criteria:

Our goal is to be inclusive as possible, however, children will not be eligible to participate if they:

* have a condition that limits their participation in physical activity enough that they are not able to participate in Physical Education at school (e.g. significant structural heart disease)
* are pregnant
* have been diagnosed with a chronic illness that affects their growth and/or weight (e.g., type 1 diabetes, hypothyroidism, inflammatory bowel disease)
* have taken systemic steroids (oral, intravenous, or intramuscular) for a period of more than 21 days in the past year
* are taking other medications potentially affecting their growth and/or weight (e.g. methylphenidate HCL)
* are unable to complete the informed consent process