Exercise and QUality Diet After Leukemia: The EQUAL Study

The EQUAL study has been designed for adult survivors of childhood acute lymphoblastic leukemia (ALL) who are overweight or obese. The purpose of this study is to see if diet and exercise can help people lose weight and improve other health problems. This two year study will compare two methods of informing participants about ways to lose weight.

Inclusion Criteria: Eligibility will be confirmed via the CCSS-based medical record and by a series of questions on the EQUAL website, prior to consent. * Participation in the CCSS cohort * Diagnosed with acute lymphoblastic leukemia \< 18 years of age * Cancer free at time of study enrollment * Current age ≥ 18 years * A body mass index (BMI) ≥ 25 kg/m2 (overweight or obese), as determined by self-reported height and weight on the most recent CCSS questionnaire * Internet access and a personal email account * Able to read and comprehend informed consent Exclusion Criteria: * Prior history of congestive heart failure, coronary artery disease, myocardial infarction, stroke, or unstable angina; * Medical condition for which weight loss might be contraindicated or which would cause weight loss, such as pregnancy, anorexia or bulimia; * Use of prescription weight loss medication within the previous 6 months * History of total body irradiation (TBI)