Nearly half of all cancer patients require radiation therapy. Not only do they have questions about their condition, but in addition, the process of radiation is the least understood area of medicine and makes patients feel the most vulnerable. Here, Dr Carol Kornmehl guides patients through this intimidating process, explaining each step of the therapy and the results they can expect from their treatment. Focusing on both the technical and the emotional aspects of radiotherapy, she debunks common myths while reassuring readers about this essential but often misunderstood field of medicine.