The publication addresses oncology patients and their families in an attempt to provide them with a simple explanation to help them manage cancer. The patient is exposed to demanding treatment and its consequences, which requires him to maintain a good mental condition, not only himself, but also the people who surround him to support him. For this task, it is essential that both groups - both patients and their families - develop effective defenses, which requires motivation, effort and effort. The book presents the possibilities of learning to work with yourself and thus supporting the improvement of your somatic condition through your own psyche.