The claim that 80% of people have lung nodules lacks scientific basis, most normal people’s lungs do not have lung nodules, it is recommended to consult a doctor for examination in order to clarify the cause of the disease. The so-called 80% of people have lung nodules claim lack of scientific basis, there is no authoritative literature or clinical case statistics, can prove that 80% of people have lung nodules. Lung nodules are lung tissues that form under the influence of infection, tuberculosis, tumors and other factors, and do not occur in 80% of people. Most normal people do not have nodules in their lungs, especially if they have no medical history or family history of the disease, and if there is no clear causative factor, then they will not develop the disease. If you are concerned about the presence of lung nodules, or have a similar medical history, it is recommended that you seek medical attention and have a CT scan of the lungs to clarify the condition, and that you follow your doctor’s instructions for treatment.