What kind of person is easy to get lung nodules?

There are generally four types of people who are prone to lung nodules. First, people over 40 years old, long-term smokers, passive smokers, people who smoke more than one pack a day, and people over 20 years old are prone to lung nodules. Second, people with a family history of lung cancer are prone to pulmonary nodules. Third, people with a past history of pulmonary diseases such as tuberculosis or chronic bronchitis, obstructive emphysema and pulmonary fibrosis are also prone to pulmonary nodules. Fourth, people with mental illness.