At present, there are a large number of materials and reports about cancer-related symptoms, and most of the signals can be perceived by oneself. Some multi-countries in the world have formulated the warning signals of common tumors according to the incidence characteristics of malignant tumors in their own countries, and China’s Tumor Prevention and Control Office has also put forward the top ten warning signals of common tumors according to the incidence characteristics of malignant tumors in our country: 1, palpable or undigested lumps in the breast gland, skin, tongue, or other parts of the body Lumps. Warts (superfluous tumors) or moles with obvious changes (such as deepening of color, rapid enlargement, itching, hair loss, oozing, ulceration, bleeding). 3.Persistent dyspepsia. 4, choking sensation when swallowing food, pain, chest bone back boring discomfort, foreign body sensation in the esophagus or epigastric pain. 5, Tinnitus, hearing loss, nasal congestion, nasal button, aspiration coughing nasopharyngeal secretion with blood, headache, neck lump. 6.Abnormal menstrual period, irregular vaginal bleeding outside the menstrual period or after menopause, contact bleeding. 7, Persistent hoarseness, dry cough, blood in sputum. 8, Unexplained blood and mucus in stool or alternating diarrhea and constipation, unexplained hematuria. 9, Long-standing wounds and ulcers. 10. Unexplained weight loss for a longer period of time.