Dyadic Yoga Intervention in Improving Physical Performance and Quality of Life in Patients With Stage I-IV Non-small Cell Lung or Esophageal Cancer Undergoing Radiotherapy and Their Caregivers

This study is testing a partner yoga program (dyadic yoga) for people with lung or esophageal cancer who are undergoing radiation therapy, along with their caregivers. Both the patient and their caregiver participate together in yoga sessions during treatment, with the goal of improving physical strength, quality of life, and emotional wellbeing for both. **You may be eligible if...** - You have stage I–IV non-small cell lung cancer or esophageal cancer and are receiving at least 3 weeks of chest radiation - You are in adequate physical condition (ECOG performance status of 2 or less) - You are able to read and speak English - You have a caregiver who is willing to participate in yoga sessions with you - Both patient and caregiver must be at least 18 years old **You may NOT be eligible if...** - You have severe physical limitations that prevent participation in gentle yoga - Your caregiver is unwilling or unable to participate - You are currently practicing yoga regularly - You do not speak or read English Talk to your doctor to see if this trial is right for you.