Optimizing Health Related Quality of Life Measurement in Adolescent and Young Adult Oncology

AYAs with a cancer history (AYA-C) Inclusion Criteria: * Young adults between the ages of 15 to 39 years; * First diagnosed with cancer during 15 to 39 years of age; * Able to read and understand English; * Live in the United States; * Have a new cancer diagnosis and are receiving curative treatment OR are currently 0 to 10 years post-treatment. Exclusion Criteria: * Diagnosed with basal cell skin cancer; or * Are currently receiving hospice care. AYAs General Population (AYA-GP) Inclusion Criteria: * Young adults between the ages of 15 to 39 years; * Able to read and understand English; and * Live in the United States. Caregivers of AYAs with cancer (AYA-Cg) Inclusion Criteria: * 18 years of age or older; * Able to read and understand English; * Live in the United States; * Have a child/ward/partner for whom they have provided care, AND * Their child/ward/partner is 15 to 25 years of age and meets the other eligibility criteria as an AYA participant with a cancer history (described above).