The length of time a thyroid tumor can live is mainly related to the nature of the tumor, the type of pathology and whether the patient has undergone active and effective treatment, and cannot be generalized. Generally speaking, thyroid tumors include benign tumors and malignant tumors. If a patient has a benign thyroid tumor, it can be cured by surgery and will not affect the patient’s normal life expectancy. However, if the patient has a malignant tumor, although in most cases the patient’s prognosis is better after aggressive treatment, the earlier the patient is treated, the better the prognosis and the less the impact on life expectancy, and even long-term survival can be achieved. However, if the patient is diagnosed late and has metastasis to other parts of the body or is undifferentiated cancer, the prognosis is relatively poor and the survival time is shorter, some patients’ life expectancy even ranges from a few months to a few years. Therefore, patients with thyroid tumor should go to the medical oncology department of regular hospitals as soon as possible to get a clear diagnosis and timely targeted treatment. It is recommended to strictly follow the medical prescriptions and take medication regularly and review regularly. You can eat more fruits and vegetables, avoid or less spicy and greasy food, and pay attention to rest.