Many obesity related risk factors are strikingly apparent in minority populations. Mexican-American children have the highest rates of overweight. The goals of this study are to: 1) test the acceptability of a 14-week family-based intervention with 3-5 year old children and their parents; 2) Estimate the effectiveness of a 14-week family-based intervention designed to show smaller changes, on average, in BMI appropriate for growth; 3) estimate the effectiveness of a 14-week family-based intervention designed to produce changes in television viewing, physical activity, fat, fiber, and fruit and vegetable intake in 3-5 year old Latino children and their parents at post-intervention and Year 1 follow-up.

Inclusion Criteria:

• have received an annual physical
• parent or guardian willing to give consent
• parent or guardian willing to provide demographic and anthropometric data and agree to complete food intake and physical activity information for their child

Exclusion Criteria:

• requires a specialized diet outside of that served by the Chicago Public Schools
• has a chronic physical or behavioral disorder that requyires participant to be under close emdical psychologicagl supervision and routinely absent from the study