Cancer-related Fatigue During Maintenance Immunotherapy for Non-small Cell Lung Cancer (NSCLC): a Qualitative Study

This study aims to better understand what it feels like to live with cancer-related fatigue for people with non-small cell lung cancer (NSCLC) who are on maintenance immunotherapy. Researchers will conduct in-depth interviews to learn how fatigue affects patients' daily lives, work, relationships, and overall well-being. **You may be eligible if:** - You are 18 or older and speak English - You have been diagnosed with non-small cell lung cancer (NSCLC) - You are currently receiving immunotherapy on its own (monotherapy) for advanced, locally advanced, or early-stage disease after surgery - You have completed at least two cycles of immunotherapy, and it is planned to continue for at least 3 more months - You experience cancer-related fatigue that affects your daily life **You may NOT be eligible if:** - You received chemotherapy (including pemetrexed) in the last 3 months - You received radiation therapy recently - You are on combination immunotherapy or chemotherapy alongside immunotherapy Talk to your doctor to see if this trial is right for you.