Positive and effective adjustment of the mindset of blood disease patients and their families after their illness is crucial to overcome the disease! Some people who have hematological diseases (leukemia, lymphoma, myeloma), not only the patients themselves and even their family members become depressed, immersed in fear all day, causing great psychological pressure on themselves; while some people can overcome their fear, face the reality, actively accept regular treatment, and fight with hematological diseases. Data show that a good mindset plays a key role in improving the survival rate of hematology patients. How to adjust the mindset of blood disease patients which? Modern medicine is well developed, especially the research of hematology (lymphoma, myeloma, leukemia, etc.) is progressing rapidly, and a considerable number of patients can obtain very good results and long-term survival after regular treatment. The most important thing for cancer patients is to go to regular large hospitals as soon as possible and actively cooperate with doctors for treatment, and at the same time, adjust their mentality appropriately. 1.To have the belief of living, only when this belief is established, can we maintain optimism, give full play to our subjective initiative and improve our body’s ability to resist diseases. 2, to learn to relax the mind, relieve the tension. 3, you can properly exhale, lift the depressed state of mind. If you have something to say, do not hold it in your stomach, in appropriate circumstances, you can spit it out, or even cry a lot. 4, if necessary, you can seek the help of a psychologist. 5, family members should also assist patients to do what they can, which can distract and divert attention. And can make the patient feel the value of their own existence. Many aspects of the data show that the adjustment of the mindset of patients with blood disorders is very helpful for the future treatment. A good attitude can prolong the survival time of patients and even overcome malignant blood diseases; on the contrary, a fearful and pessimistic attitude aggravates the condition of patients and even reduces their survival rate.