Dyadic Yoga Program for Patients Undergoing Thoracic Radiotherapy and Their Family Caregivers: The Testing of a Mobile Application Delivery

Inclusion Criteria:

1. Be diagnosed with a non-small cell lung cancer or esophageal cancer and going to receive at least 24 fractions thoracic RT
2. Have an ECOG performance status of \<2
3. Have a family caregiver (e.g., spouse, sibling, adult child) willing to participate

Both patient and caregiver must meet all the following criteria:

1. Be \>18 years old
2. Be able to read and speak English
3. Be able to provide informed consent
4. Have regular (self-defined) access to Wi-Fi/High speed internet access

Exclusion Criteria:

1. Experiences cognitive deficits that would impede the completion of self-report instruments as deemed by their attending oncologist per medical notes and/or patient not being oriented to time, place and person.
2. Regularly (self-defined) participants in a yoga program in the year prior to diagnosis

Participants who participated in part 1 are ineligible to participate in part 2 of this protocol.