This is an ongoing, prospective cohort study of children and young adults who are evaluated in the Reversing the Negative Effects of Weight on the Heart (ReNEW) Clinic at Johns Hopkins University.

Demographic and clinical data of patients who agree to participate are obtained via chart review and entered into a longitudinal clinic registry.

Inclusion criteria:

• Children and young adults with overweight or obesity referred for evaluation of elevated blood pressure in the ReNEW Clinic at Johns Hopkins University are eligible.

Exclusion Criteria:

• Children who are wards of the state or who are non-English speaking without an in-person interpreter accompanying them to the clinic visit.

Children between birth and 22 years of age with overweight or obesity referred for evaluation of elevated blood pressure in the ReNEW Clinic at Johns Hopkins University