Lung cancer used to be a kind of case only over 60 years old in Guangzhou, but now it has become the number one cause of male tumor deaths in China, and there is a clear trend of rejuvenation and feminization. And the latest annual report of National Tumor Registry shows that, on average, 6 people are diagnosed with cancer and 5 people die of cancer every minute, and the probability of cancer in a person’s lifetime is 22%, and the incidence of tumors is trending towards a younger age. Cancer occurs gradually and its formation does not happen in a day. Cancer may come with physical discomfort. If your body shows these symptoms, you should seek professional help to identify the cause. Early detection of cancer symptoms is the key to improve the survival chances of cancer patients. Unexplained weight loss Sharp weight loss within a short period of time is often the first sign of cancer. Sudden weight loss is most common in breast cancer and lung cancer patients, while others include liver cancer and intestinal cancer. If you don’t exercise or lose weight, but lose 10% of your body weight for no reason, you should consult a doctor in time. Frequent fever or infection Infection in the body can lead to fever, and unexplained persistent fever may be a sign of lymphoma and other cancerous diseases. Leukemia may also cause recurrent infections, fatigue, aches and pains, and other flu-like symptoms. A variety of cancers may cause this symptom. If you feel weak and tired despite getting enough sleep and rest, you should see a doctor. 4. Wheezing or shortness of breath Intense, obvious shortness of breath, chest pain or coughing up blood may be symptoms of lung cancer. Chronic cough and chest pain Symptoms similar to cough or bronchitis may be symptoms of leukemia and lung cancer. Chest pain may also extend to shoulders and arms. Cough and hoarseness for more than 6 weeks should be concerned about laryngeal cancer, thyroid cancer, esophageal cancer or lung cancer. Inexplicable abdominal distension should be concerned about ovarian cancer. Severe pelvic distension may be a common symptom of fibroids, ovarian cysts and other reproductive system diseases. In addition, inexplicable stomach pain or bloating after meals may be a sign of stomach cancer. Chronic heartburn Long-term heartburn (heartburn) should be investigated whether it is caused by excessive stomach acid, and then the possibility of esophageal cancer and liver cancer. Bowel problems Bowel cancer patients have frequent bowel movements and the feeling of not being able to solve the problem. Early symptoms of pancreatic cancer are frequent and white stools with strange odor. 9. Difficulty in swallowing Mostly related to esophageal cancer and laryngeal cancer, difficulty in swallowing is sometimes one of the early symptoms of lung cancer. Jaundice Sudden yellowing of skin or whites of eyes is mainly considered as liver or gallbladder disease, but it may also be a symptom of pancreatic cancer, bile duct cancer and liver cancer. 11, Abnormal lumps Abnormal lumps in breasts, testicles, groin, neck, abdomen, armpits or other parts of the body should seek medical treatment in time to check the risk of cancer. 12. New spots or moles on the skin New spots on the skin, changes in moles, skin sores that do not heal for a long time, or scabs that bleed easily should be taken care of for skin cancer. Changes in nails Brown or black stripes or spots appear under nails, one should be careful of skin cancer. Sudden enlargement of finger ends and bending of nails may be symptoms of lung cancer. Obvious whitening of nails is sometimes a sign of liver cancer. Pelvic or lower abdominal pain If there is this kind of pain and accompanied by pelvic heaviness, it may be a symptom of ovarian cancer. Infertile women, women with family history of ovarian, breast or colon cancer, and women diagnosed with breast, colon, rectal or uterine cancer are at greater risk of developing ovarian cancer. Long-term unexplained pain If the inexplicable pain lasts for more than 4 weeks, you should be careful of bone cancer or testicular cancer. Abnormal bleeding Blood in urine may be a symptom of urinary tract infection, bladder cancer or kidney cancer. Blood in stool may be either hemorrhoids or bowel cancer. Abnormal vaginal bleeding between women’s menstrual cycles may be endometrial cancer symptoms. Vomiting blood and coughing up blood should beware of stomach, esophagus or lung cancer. Excessive bruising or bleeding that does not stop may be a symptom of leukemia.