When the weather is cold, cancer patients should pay more attention to their diet and daily care to help improve their body’s anti-cancer power and slow down the progress of cancer, as their physical condition is weaker than that of healthy people. At the same time, they should also actively consult doctors and apply chemotherapy, targeted therapy and other anti-tumor treatments as prescribed by doctors to inhibit the growth of cancer cells and improve the anti-cancer power. I. General nursing: 1. Diet: balanced nutrition and regular diet should be provided. As the air is dryer when the weather is colder, more fresh fruits and vegetables can be consumed and more water can be drunk to replenish water. At the same time, you can consume meat, eggs, fish and other high-protein foods, which can help to supplement basic nutrition and promote the generation of immunoglobulin, which in turn can help to strengthen the body, and to a certain extent, help to resist the growth of cancer cells; 2. Daily aspect: Because of the unpredictable temperature, you should pay attention to adding clothes appropriately in daily life, but you should also avoid adding excessively, which can lead to the occurrence of diseases and is not conducive to the fight against cancer. Appropriate aerobic exercise, such as tai chi, yoga, jogging, etc., can also be beneficial to enhance blood circulation and metabolism of the body, which is beneficial to the fight against cancer. It should be noted that exercise should be done according to one’s strength and avoid strenuous exercise. Anti-tumor treatment: Relying solely on diet and daily care can only achieve a certain auxiliary anti-cancer effect, cancer patients should still actively seek medical treatment and follow the doctor’s instructions to carry out chemotherapy, so as to improve their own anti-cancer power. It is recommended to make individualized and comprehensive anti-tumor treatment plan under the guidance of doctor according to the patient’s personal situation, such as the application of chemical, targeted and PD1 drugs, including Setipipir, Methotrexate, Cisplatin, Gefitinib, Pabolizumab, etc., to inhibit the growth of cancer cells. In addition, regardless of the season, patients should have a good mindset to face cancer and actively cooperate with doctors for treatment to improve the anti-cancer power, so as to enhance the quality of patients’ survival and prolong the survival period. Maintaining a regular daily routine, together with the diet and daily care mentioned above, can help improve the resistance to cancer.