A Bilingual Virtually-based Intervention (PEDALL) for the Prevention of Weight Gain in Childhood ALL Patients Considering Key Genetic and Sociodemographic Risk Factors

This study is testing a bilingual (English and Spanish) online program called PEDALL to prevent unhealthy weight gain in children and teens being treated for acute lymphoblastic leukemia (ALL), a type of blood cancer. Weight gain during leukemia treatment is common and can cause long-term health problems. **You may be eligible if...** - Your child is between 5 and 21 years old - They are receiving or planning to start maintenance chemotherapy for ALL or a related leukemia - It is feasible to begin the study intervention within the study's timing requirements **You may NOT be eligible if...** - Your child has completed ALL treatment - Your child has other serious health conditions that would make participating in a weight-management program unsafe - You are unable to participate in the bilingual (English/Spanish) intervention Talk to your doctor to see if this trial is right for you.