Patients with thyroid nodules should pay attention to the following main issues on a daily basis: First: for benign nodules, the main concern is to review, generally, once every six months to a year or so, to follow the development of the lesion. Second: For some functional thyroid nodules, which can cause changes in the level of thyroid hormone secretion and may lead to hypothyroidism or hyperthyroidism, it is necessary to choose a suitable treatment plan according to the condition of the lesion and select the right medication for treatment. At the same time, it is necessary to pay attention to the intake of iodine, which is carried out in conjunction with the condition of the lesion, and controlling the intake of iodine is also very important for controlling and stabilizing the condition. Third: For patients with malignant nodules, in addition to surgery and radiotherapy treatment, it is necessary to pay attention to the regularity of work and rest and regular review to try to stabilize and control the disease. Fourth: In addition to the above, daily attention should also be paid to weight loss, blood sugar control, overweight and diabetes, which can easily aggravate the original nodule lesions, as well as attention to quit smoking and limit alcohol to minimize external stimuli to avoid stimulating the nodule enlargement. In short, thyroid nodules must be treated with caution, and the main thing is to review them regularly to detect the development of lesions early and intervene early.