The HEART Study (Healthy Eating and Recovery Together)

Patient Inclusion Criteria: * 18 years and older * Patients with stage I-IVB HNC of the upper aerodigestive tract (including lip/oral cavity, nasopharynx, salivary gland, oropharynx, hypopharynx, paranasal sinus, and larynx cancers and cutaneous cancers of the head and neck region) * In the last two weeks of treatment to 3 months following completion of primary treatment (i.e., any combination of surgery, chemotherapy and radiation therapy) within the past 3 months * Experienced nutritional challenges at the end of treatment as assessed in a 6-item screener Patient Exclusion Criteria: * head and neck cancer patients who do not undergo treatment * Patients who do not read or understand English * Patients who are cognitively impaired and cannot complete interviews, as judged by the referring health care provider * Patients who do not have a smartphone for use in the study Caregiver Inclusion Criteria: * 18 years and older * Provide care for a loved one with stage I-IVB head and neck cancer who has completed treatment Caregiver Exclusion Criteria: * Caregivers who do not read or understand English * Caregivers who are cognitively impaired and cannot complete interviews, as judged by the referring health care provider