This document describes an exercise program for patients undergoing proton therapy. It recommends a three step program: 1) Developing a personalized exercise plan based on measuring cardio, pulmonary and muscle strength; 2) Precisely performing exercises using a device for calculations; 3) Receiving feedback from exercise specialists on exercise severity and time through consultations. The program aims to improve decreased physical strengths and fatigue from treatment while decreasing stress and improving sleep and mood.