bDylan/b, a 10‑year‑old undergoing chemotherapy for leukemia, incorporated Pokémon trading cards into his daily routine to help manage the stress associated with cancer treatment. The cards provided an engaging diversion and a sense of normalcy, offering a tangible focus during long hospital sessions that otherwise involved significant discomfort and uncertainty.

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During chemotherapy appointments, the child devoted time to reviewing and playing with his collection of trading cards. This activity coincided with scheduled treatment sessions, acting as a structured form of distraction. Health staff noted a measurable reduction in anxiety scores, as reported by standardized assessment tools used before and after the sessions.

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The case illustrates how hobby‑based interventions can contribute to patient well-being during intensive medical procedures. It points to the value of integrating familiar, low‑pressure activities into treatment plans to support psychological resilience. Further research could evaluate the long‑term effects of such interventions on patient outcomes and quality of life during and after cancer therapy.